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Home , Acanthametropodidae, Acerpenna, Ameletidae, Ameletus, Apobaetis, Attenella

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Distribution of in North America List compiled from Randolph, Robert Patrick. 2002. Atlas and biogeographic review of the North American (Ephemeroptera). PhD Dissertation, Department of Entomology, Purdue University. 514 pages and information presented at Xerces Mayfly Festival, Moscow, Idaho June, 9-12 2005

Acanthametropodidae ludens Needham pecatonica (Burks) Canada—ON,NS,PQ. USA—IL,GA,SC,WI. USA—CT,IN,KY,ME,MO,NY,OH,PA,WV. Ameletus majusculus Zloty eximia Edmunds Canada—AB. Canada—AB ,SA. USA—MT,OR,WA. USA—UT,WY. Ameletus minimus Zloty & Harper USA—OR. Ameletus oregonenesis McDunnough Ameletus amador Mayo Canada—AB ,BC,SA. Canada—AB. USA—ID,MT,OR,UT. USA—CA,OR. Ameletus pritchardi Zloty Ameletus andersoni Mayo Canada—AB,BC. USA—OR,WA. Ameletus quadratus Zloty & Harper Ameletus bellulus Zloty USA—OR. Canada—AB. Ameletus shepherdi Traver USA—MT. Canada—BC. McDunnough USA—CA,MT,OR. Canada—PQ Ameletus similior McDunnough USA—ME,PA,VT. Canada—AB,BC. Ameletus celer McDunnough USA—CO,ID,MT,OR,UT Canada—AB ,BC. Ameletus sparsatus McDunnough USA—CO,ID,MT,UT Canada—AB,BC,NWT. Ameletus cooki McDunnough USA—AZ,CO,ID,MT,NM,OR Canada—AB,BC. Ameletus subnotatus Eaton USA—CO,ID,MT,OR,WA. Canada—AB,BC,MB,NB,NF,ON,PQ. Ameletus cryptostimulus Carle USA—CO,UT,WY. USA—NC,NY,PA,SC,TN,VA,VT,WV. Ameletus suffusus McDunnough Ameletus dissitus Eaton Canada—AB,BC. USA—CA,OR. USA—ID,OR. Ameletus doddsianus Zloty Ameletus tarteri Burrows USA—AZ,CO,NM,NV,UT. USA—NY,VA,WV. Ameletus edmundsi Zloty Ameletus tertius McDunnough USA—UT. Canada—NB,NS,PQ. Ameletus exquisitus Eaton USA—ME,NY,VT. USA—OR,WA. Ameletus tolae Zloty Ameletus falsus McDunnough USA—ID,OR. USA—AZ,NM. Ameletus validus McDunnough Ameletus imbellis Day Canada—AB,BC. USA—CA. USA—AK,CA,CO,ID,MT,OR,UT,WA. Ameletus inopinatus Eaton Ameletus vancouverensis McDunnough Canada—NWT. Canada—BC. USA—AK. USA—CA,OR. Traver Ameletus velox Dodds Canada—PQ. Canada—AB,BC. USA— USA—AZ,CA,CO,ID,MT,OR,UT,WY. AL,AR,IL,IN,KY,ME,MI,MO,NC,OH,PA,TN,VA,WI,WV. Ameletus vernalis McDunnough

List compiled from Randolph, R. P. 2002. Atlas and biogeographic review of the North American mayflies (Ephemeroptera). PhD Dissertation, Department of Entomology, Purdue University. Page 2 of 19

Canada—AB ,BC. USA—CA,WY. USA—MT,OR,WA. Ameletus walleyi Harper Americabaetis intermedius (Lugo-Ortiz & McCafferty) Canada—ON. Mexico—MX,OA,VC. Americabaetis lugoi Waltz & McCafferty Mexico—CS. Americabaetis pleturus (Lugo-Ortiz & McCafferty) Ametropus ammophilous Allen & Edmunds Mexico—NL,QT,SL,TA,VC. USA—CA,ID,MT,OR,WA. USA—TX. Ametropus neavei McDunnough Canada—AB,MB,NWT,SA. Apobaetis etowah (Traver) USA—CO,MI,MT,NM,UT,WY. USA—GA, UT. Apobaetis indeprensus Day Arthropleidae Canada—SA. Arthroplea bipunctata (McDunnough) Mexico—TA. Canada—MB,NB,NS,NWT,ON,PQ. USA—CA,CO,ID,KS,MO,TX. USA—CT,MA,ME,MI,MN,NH,NY,OH,WI. Apobaetis lakota McCafferty USA—NE,ND. Acentrella alachua (Berner) Baetis adonis Traver USA—FL,MS,NC. Mexico—BN,BS,CH. Acentrella ampla Traver USA—AZ,CA,NM,TX. USA— Baetis alius Day AL,CT,GA,IL,IN,KY,ME,NC,NE,NY,OH,TN,TX,VA,WI. USA—CA,ID. Acentrella feropagus Alba-Tercedor & McCafferty Baetis bicaudatus Dodds Canada—NF,NU,PQ. Canada—AB,BC,NWT,YU. USA—AK. USA— Acentrella insignificans (McDunnough) AK,CA,CO,ID,MT,NE,NM,OK,OR,SD,UT,WA,WY Canada—AB,BC,NWT,SU,YU. Baetis brunneicolor McDunnough Mexico—CH,QT,SO Canada—MB,NB,NS,ON,PE,PQ. USA—AK,AZ,CA,CO,ID,NE,NM,NV,OR,TX,UT. USA— Acentrella lapponica Bengtsson CT,IA,ID,IL,IN,KY,ME,MI,MN,NY,SD,VA,WI,WV. USA—AK. Baetis bundyae Lehmkuhl Acentrella parvula (McDunnough) Canada—BC,MB,NF,NU,NWT,PQ,YU. Canada—AB,MB,ON,PQ,SA. USA—AK,MN,WY. USA—CO,FL,IA,ID,IL,IN,MI,NE,NY,OH,TX,WI. Baetis caurinus Edmunds & Allen Acentrella turbida (McDunnough) USA—OR. Canada—AB,BC,MB,NS,ON,PQ,S Baetis diablus Day USA— USA—OR. AK,AL,AR,AZ,CO,CT,GA,IA,ID,IN,KY,MA,ME,MI,M Baetis flavistriga McDunnough N,MO,NC,NE, Canada—AB,MB,NB,NF,NS,NU,NWT,ON,PQ,SA. NM,NY,OH,OK,OR,PA,TN,TX,UT,VA,WI,WV. Mexico—CH. USA— Acerpenna akataleptos (McDunnough) AK,AL,AR,CO,CT,IA,ID,IL,IN,KS,KY,MA,MD,ME,MI,MN,MO Canada—AB. ,NC, (Ide) NE,NM,NY,OH,OK,PA,SD,TN,TX,UT,WI,WV. Canada—NB,NF,ON,PQ, Baetis foemina McDunnough USA—CT,IL,IN,KY,ME,MI,NY,OH,OK,SD,WI. Canada—NWT,NU. (Hagen) USA—AK. Canada—AB,MB,NB,NF,NS,NU,ON,PQ. Baetis hudsonicus Ide USA— Canada—MB,ON,SA. AL,AR,CO,CT,FL,GA,ID,IL,IN,KS,KY,LA,MD,ME,MI,MN,MO Baetis intercalaris McDunnough ,MS, Canada—MB,NB,NS,ON,PQ. NC,NE,NY,OH,OK,PA,SC,SD,TN,TX,VA,WI,WV, USA_AL,AR,CT,FL,GA,IA,IL,IN,KS,KY,LA,MD,ME, UT MI,MN,MO,MS,NC,NE,NY,OH,OK,PA,SD,TN,TX,V Acerpenna thermophilos (McDunnough) A,WI,WV.

List compiled from Randolph, R. P. 2002. Atlas and biogeographic review of the North American mayflies (Ephemeroptera). PhD Dissertation, Department of Entomology, Purdue University. Page 3 of 19

Baetis magnus McCafferty & Waltz USA—TX. Mexico— Baetodes longus Mayo CH,CS,DF,DU,GO,JA,MH,ML,MX,NL,OA,PU,QT,S Mexico—BS,NL,QT,TA. L,V Baetodes obesus Mayo USA—AZ,CO,NE,NM,SD,TX. Mexico—VC. Baetis notos Allen & Murvosh Baetodes pallidus Cohen & Allen Mexico—MX,VC. Mexico—CS,JA. USA—AZ,CO,ID,NM,TX,UT. Baetodes pictus Cohen & Allen Baetis palisadi Mayo Mexico—CH,VC. USA—CA. Baetodes tritus Cohen & Allen Baetis parallelus Banks Mexico—CS,GO,JA,ML,NL,QT,TA,VC. Canada—AB,BC. Baetodes velmae Cohen & Allen USA—NV. Mexico—NL,QT. Baetis persecutor McDunnough Canada—AB,BC. Baetopus trishae Waltz Baetis piscatoris Traver USA—NC. USA—CA. .Baetis pluto McDunnough Barbaetis benfieldi Kennedy Canada—MB,NB,NS,ON,PQ. USA—NC,SC,VA. USA—KY,ME,MI,NC,NY,PA,VA,WI. Baetis rusticans McDunnough Callibetis californicus Banks Canada—NB,NS,ON,PQ. Mexico—BN,BS,GO,ML,MX,NL. USA—NC,NY,WV. USA—CA,TX. Baetis sulfurosus Day Callibaetis distinctus Lugo-Ortiz & McCafferty USA—CA. Mexico-SO. Baetis tricaudatus Dodds (Walsh) Canada— Canada—AB,BC,MB,NB,NWT,ON,PQ,SA,YU. AB,BC,MB,NB,NF,NS,NWT,ON,PE,PQ,SA,YU. USA_AK,AZ,CA,CO,CT,IA,ID,lL,IN,MD,ME,MI,MN, Mexico—BN,DF,JA,ML,MX,OA,VC. MO,MT,NE,NH,NM, USA— NY,OH,OR,UT,WA,WI,WY. AK,AL,AZ,CA,CO,CT,IA,ID,IL,IN,KY,ME,MI,MN,MO,MT,NC, Banks NE,NM,NV,NY,OH,OR,PA,SD,TN,UT,VA,WA,WI,WV,WY. Mexico- AG,CH,CS,DU,GO,HD,JA,ML,NL,OA,TA,TC,VC. Baetodes adustus Cohen & Allen USA— Mexico—VC. AL,FL,GA,IA,IN,LA,MO,MS,OK,SC,TN,TX,VA. Baetodes alleni McCafferty & Provonsha (Walsh) USA—AZ,TX. Canada—MB,ON,PQ Baetodes arizonensis Koss USA— USA—AZ. AK,AL,CA,CO,CT,DC,IA,IL,IN,KS,KY,LA,ME,MI,M Baetodes bibranchius McCafferty & Provonsha O,NE,NM,NV,NY ,OH,OR,PA,TN,TX,VA,WI,WV. Mexico-TA. Eaton USA—ID,OR,TX. Mexico—BS,DF,JA. Baetodes caritus Cohen & Allen USA—AZ,CA,NM,TX,UT Mexico—CH,GO,ML,VC. Callibaetis pallidus Banks Baetodes deficiens Cohen & Allen Canada—AB ,MB,NF,SA. Mexico—GO,JA,ML,SO,VC. USA—AZ,CO,CT,ME,MI,NE,NY,UT USA—NM. Callibaetis pictus (Eaton) Baetodes edmundsi Koss Mexico— Mexico—SI,SO. BN,BS,CH,CS,DF,DU,GO,HD,JA,MH,ML,MX,NL,O USA—AZ,NM,TX. A,PU,QT,SI,SO Baetodes fortinensis Mayo TA,VC,ZA. Mexico—VC. USA—AZ,CA,CO,IA,ID,KS Baetodes fuscipes Cohen & Allen ,NE,NM,OK,OR,SD,TX,UT Mexico—ML,SI,SO,VC. Callibaetis pretiosus Banks Baetodes inermis Cohen & Allen Canada—ON. Mexico—GO,JA,ML,OA,PU,QT,TA,VC. USA—

List compiled from Randolph, R. P. 2002. Atlas and biogeographic review of the North American mayflies (Ephemeroptera). PhD Dissertation, Department of Entomology, Purdue University. Page 4 of 19

AL,CT,FL,GA,ME,MI,MN,NC,NY,PA,TN,TX,VA,WI. USA—OR,UT. Callibaetis punctilusus McCafferty & Provonsha Centroptilum ozarkensum Wiersema & McCafferty Mexico—CS,NL,SO. USA—MO. USA—TX. Centroptilum selanderorum Edmunds Callibaetis skokianus Needham USA—ID,OR,UT. Canada—ON,PQ,SA. Centroptilum semirufum McDunnough USA—IL,MN,MO,ND,NY. Canada—NB,ON,PQ. USA—PA. Camelobaetidius arriaga (Traver & Edmunds) Centroptilum triangulifer (McDunnough) Mexico-BS,CH,CS,DU,GO. Canada—ON,PQ. Camelobaetidius kickapoo McCafferty USA—CT,ME,MI,MO,NC,NY,PA. Mexico-QT. Centroptilum victoriae McDunnough USA—AZ,CO,TX. Canada—MB,NS,ON,SA. Camelobaetidius mexicanus (Traver & Edmunds) USA—ME. Mexico— Centroptilum walshi McDunnough BS,CS,GO,JA,ML,NL,OA,QT,SI,SO,TA,VC,ZA. Canada—MB . USA—ID,OK,OR,TX. USA—IA,IL,IN,KS,WI. Camelobaetidius musseri (Traver & Edmunds) Mexico-BS,CS,GO,JA,ML,NL,OA,SI,SL,VC excogitatus Waltz & McCafferty USA—NM,NV Mexico-BS,CS,NL,QT,SI,TA,VC. Camelobaetidius shepardi Randolph & McCafferty USA—AZ,CA,OR. Mexico—QT. Cloeodes macrolamellus Waltz & McCafferty Camelobaetidius similis Lugo-Ortiz & McCafferty Mexico—CH,DU. Mexico-GO,OA,SI,SO,TA. USA—AZ,NM. USA—CA. Cloeodes peninsulus Waltz & McCafferty Camelobaetidius variabilis Wiersema Mexico-BS . Mexico—NL,QT,TA. USA—AZ. USA—NE,OK,TX. Cloeodes waltzi Wiersema & Baumgardner Camelobaetidius waltzi McCafferty Mexico-TA. USA—IA,IN,NE,TX. Camelobaetidius warreni (Traver & Edmunds) (Linnaeus) Mexico-BS,CH,CS,GO,OA,QT,SI,SO. Canada—PQ,SA. USA—AZ,CA,CO,ID,NE,NM,NV,OR,UT. USA—CT,IL,IN,ME,OH,VA.

Centroptilum alamance (Traver) Diphetor hageni (Eaton) USA—AL,IN,KY,MO,NC,OH,OK,PA,TN,VA,WI. Canada—AB,BC,MB,NB,NS,NWT,ON,PQ,SA. Centroptilum album McDunnough USA— Canada—BC,MB,NB,ON,PQ. AK,AR,CA,CO,DC,ID,IL,IN,KY,ME,MO,MT,NC,NE,NY,OH, USA—CO,KY,ME,MI,MO,NC,NE,PA. OK,OR, Centroptilum asperatum Traver PA,SC,SD,TN,UT,WA,WI,WV,WY. USA—CA. Centroptilum bifurcatum McDunnough Fallceon eatoni (Kimmins) Canada—AB,BC,MB,ON,SA. Mexico-SO. USA—CO,ID,IL,NE,NV. Fallceon fortipalpus Lugo-Ortiz & McCafferty Centroptilum conturbatum McDunnough Mexico-TA. Canada—AB,BC,MB . Fallceon longifolius (Kluge) USA—CA,NM,UT,WY. Mexico—HD. Centroptilum convexum Ide Fallceon quilleri (Dodds) Canada—MB,NF,ON,PQ. Canada—MB ,SA. USA—CA,KY,ME,MI,NE,WI. Mexico- Centroptilum elsa Traver BN,BS,CH,CS,GO,JA,MH,ML,NL,OA,PU,QT,SI,SL,SO,TA, USA—AZ,OR,WY. VC,ZA Centroptilum minor McDunnough USA— Canada—ON,PQ. AZ,CA,CO,IA,ID,IL,KS,LA,NE,NM,NV,OK,SD,TX,UT. USA—OK. Centroptilum oreophilum Edmunds Heterocloeon berneri (Muller-Liebenau)

List compiled from Randolph, R. P. 2002. Atlas and biogeographic review of the North American mayflies (Ephemeroptera). PhD Dissertation, Department of Entomology, Purdue University. Page 5 of 19

USA—GA,SC. USA—MS,TX. Heterocloeon curiosum (McDunnough) Plauditus veteris (McDunnough) Canada—NB,ON,PQ. USA—IL,ME,OH,TN,TX. USA— Plauditus virilis (McDunnough) AL,CT,GA,IN,MD,ME,MN,NC,NY,OH,OK,SC,TN,VA,WI Canada—ON,PQ,SA. Heterocloeon frivolum (McDunnough) Mexico—TA. Canada—ON,PQ. USA—CO,ID,ME,NY,TN,TX USA—CO,IA,IL,IN,NY,OH. Heterocloeon petersi (Muller-Liebenau) Procloeon bellum (McDunnough) USA—GA,NC. Canada—AB,BC,MB,NB,NS,ON,PQ. USA—CT,ME,MI,NC,WI. Moribaetis macaferti Waltz Procloeon calignosum (McDunnough) Mexico-CS,GO,MX,OA,PU,QT,VC. Canada—PQ. Moribaetis salvini (Eaton) Procloeon distinctum Wiersema Mexico-VC. USA—TX. Procloeon fragile (McDunnough) Paracloeodes lugoi Randolph & McCafferty Canada—ON,PQ. Mexico-ML. USA—AL,MI,NC,NY,VA. Paracloeodes minutus (Daggy) Procloeon hobbsi (Berner) Mexico-BS,QT. USA—AL,FL,GA,MS. USA_CA,CO,IA,ID,IL,IN,MN,MO,NC,NE,NY,TX,WI, Procloeon implicatum (McDunnough) WY. Canada—AB,BC,MB. Procloeon inanum (McDunnough) Plauditus bimaculatus (Berner) Canada—AB,MB. USA—AL,FL,GA,MS,NC,SC,TX Procloeon ingens (McDunnough) Plauditus cestus (Provonsha & McCafferty) Canada—AB,MB,PQ,YU. Canada—ON. USA—CO,ME. USA_CO,IA,IL,IN,KY,MO,NC,NY,SC,VT,WI .Procloeon insignificans (McDunnough) Plauditus cingulatus (McDunnough) Canada—ON Canada—ON,PQ. Procloeon intermediale (McDunnough) USA—AR,ME,MN,NC,SD,TN,WI,WV. Canada—ON,PQ. (Walsh) USA—GA,ME,NC. Canada— Procloeon irrubrum Lowen & Flannagan AB,MB,NB,NS,ON,PQ,SUSA_AK,AL,AR,CT,GA,IA, Canada—MB. IL,IN,KY,ME,MI,MN,MO,NC,NE,NY,OH,OK, USA—IA,IL,MO,OH,WI. TX,VA,WI,WV. Procloeon mendax (Walsh) Plauditus elliotti (Daggy) Canada—ON. Canada—MB. USA—IL,MA,ME,MI,NY. USA—MN. Procloeon nelsoni Wiersema Plauditus futilis (McDunnough) USA—TX. Canada—AB. Procloeon ozburni (McDunnough) USA—MS,OK,TX. Canada—NS,ON,PQ. Plauditus gloveri McCafferty & Waltz USA—ME,NY. USA—NY,SC,TX. (Eaton) Plauditus grandis Wiersema & Long Canada—AB,MB,NB,NWT,ON,PQ,SA. USA—TN. USA—AK,IN,OK. Plauditus punctiventris (McDunnough) Procloeon quaesitum (McDunnough) Canada—MB,NB,NS,ON,PQ,SA. Canada—AB,BC,MB,SA. USA— USA—IL,IN,NC. AL,AR,CT,FL,GA,IA,ID,IL,IN,KY,ME,MI,MN,MO,MS Procloeon rivulare (Traver) ,MT,NC,NE, NY,OK,OR,PA,SC,TN,TX,VA,WI,WV. Canada—NS. Plauditus rubrolateralis (McDunnough) USA—IN,KY,ME,NC,NY,OH,PA,WV Canada—AB. Procloeon rubropictum (McDunnough) USA—TN. Canada—MB,NB,NS,ON,PQ,SA. Plauditus texanus Wiersema USA— Mexico-TA. AL,AR,FL,GA,IL,IN,KY,ME,MI,MS,NC,NY,OH,OK,VA,WI.

List compiled from Randolph, R. P. 2002. Atlas and biogeographic review of the North American mayflies (Ephemeroptera). PhD Dissertation, Department of Entomology, Purdue University. Page 6 of 19

Procloeon rufostrigatum (McDunnough) Baetisca berneri Tarter & Kirchner Canada—MB,NB,NS,ON,PQ. USA—KY,ME,NC,PA,TN,VA,WV. USA— .Baetisca carolina Traver AR,IA,IN,KY,MD,ME,MI,MN,NC,NE,NY,PA,TX. Canada—PQ. Procloeon simile (McDunnough) USA—GA,KY,ME,NC,PA,SC,TN,VA,WV. Canada— NB,NS,ON,PQ. Baetisca columbiana Edmunds USA— NC,NY. USA—WA. Procloeon simplex (McDunnough) Baetisca escambiensis Berner Canada—MB,NB,ON,PQ. USA—FL,MS. USA—IL,IN,LA,ME,MI,MN. Baetisca gibbera Berner Procloeon texanum McCafferty & Provonsha USA—AL,FL,GA,MS,NC,SC,TN,VA. USA—OK,TX. McDunnough Procloeon venosum (Traver) Canada—AB,MB,ON,PQ,SA. USA—CA,OR. USA— Procloeon vicinum (Hagen) AR,IA,ID,IL,IN,KY,ME,MN,MO,NE,NV,NY,OH,OK,S Canada—ON,PQ. D,TN,VA,WI, USA—DC,NY,WV. WV,WY (Berner) Baetisca laurentina McDunnough Canada—ON. Canada—AB,MB,NB,NF,NS,NWT,ON,PQ. USA—AL,FL,GA,IA,MI,MS,NY,PA,TX USA— AL,CT,FL,IA,IL,IN,LA,MA,ME,MI,MN,MS,NC,NH,N Pseudocentroptiloides morihari Wiersema & McCafferty Y,OH,WI. USA—TX. Baetisca obesa (Say) Pseudocentroptiloides usa Waltz & McCafferty Canada—AB,MB,NWT,ON,SA. Canada—ON. USA— USA—IN,KY,NC,OH. AL,FL,GA,IA,IL,IN,LA,MA,ME,MI,MN,MO,MS,NC,N H,NY,OH,SC,TX,WI. Pseudocloeon apache (McCafferty & Waltz) Baetisca rogersi Bemer USA—AZ,CO,ID,NM,UT. USA—AL,FL,GA,SC. Pseudocloeon dardanum (McDunnough) Baetisca rubescens (Provancher) Canada—AB,MB,ON,PQ,SA. Canada—NF,ON,PQ. USA—CO,IA,IL,IN,KS,NE,OH,TX,UT,WI, CA. USA—ME,NH,VA,VT. Pseudocloeon ephippiatum (Traver) Canada—MB,ON,PQ. USA— Dolania americana Edmunds & Traver AL,FL,GA,IL,IN,KS,KY,LA,MO,MS,NC,SC,TN,TX,VA. USA—AL,FL,GA,LA,NC,SC,WI Pseudocloeon frondale (McDunnough) Canada—NS,ON,PQ. USA— Amercaenis ridens (McDunnough) AL,AR,FL,GA,IL,IN,LA,ME,MO,NC,OH,SC,SD,TN,TX,WI,W USA—IA,KS,MO,NE,TX, SD. V. Pseudocloeon longipalpus (Morihara & McCafferty) Brachycercus arcticus Soldan Canada—ON. USA—AK. USA—IA,IN,KS,LA,MO,NE,TX,WI Brachycercus berneri Soldan Pseudocloeon propinquum (Walsh) USA—FL. Canada—MB,NB,NS,ON,PQ,SA,YU. Brachycercus edmundsi Soldan USA— USA—CO,ID,NE,UT,WI,WY. AL,AR,CO,FL,GA,IA,ID,IL,IN,KS,KY,LA,ME,MI,MO, Brachycercus flavus Traver MS,NC,NE,NM, NY,OH,SC,SD,TN,TX,WA,WI,WV. Canada—PQ. USA—AL,GA,IN,LA,MO,MS,OK,SC. Varipes lasiobrachius Lugo-Ortiz & McCafferty Brachycercus lacustris (Needham) Mexico—CS. Canada—NS,ON,PQ. USA—IN,ME,MI,NY,WI. Brachycercus maculatus Berner Baetisca becki Schneider & Berner USA—FL,NC,NY,OH,TX. USA—AL,FL,NC. Brachycercus nasutus Soldan

List compiled from Randolph, R. P. 2002. Atlas and biogeographic review of the North American mayflies (Ephemeroptera). PhD Dissertation, Department of Entomology, Purdue University. Page 7 of 19

USA—AL,NE. TX,VA,WI. Brachycercus nitidus (Traver) tardata McDunnough USA—CT,GA,MA,NC,SC,VA. Canada—AB,MB,SA. Brachycercus prudens (McDunnough) USA—CA,CO,IA,IN,ME,MN,MT,NE,NY,VA,WI,WV. Canada—SA. Roemhild USA—AL,CO,ID,IL,IN,KS,NE,TX,WI,WY Canada—AB,BC,NWT,ON,SA,YU. Brachycercus tuberculatus Soldan USA—CO,IA,ID,IL,KY,MI,MT,NE,WI,WY. USA—CO,UT. Cercobrachys cree Sun, McCafferty & Webb Hagen Canada—AB,SA. Canada—AB,BC,MB,NB,NF,ON,PQ,SA. USA—MT. Mexico-CH. Cercobrachys etowah Soldan USA_AL,AR,AZ,CA,CO,CT,FL,GA,IA,ID,IL,IN,KS,K USA—FL,GA,NC,SC. Y,LA,MA,MD,ME, Cercobrachys serpentis Soldan MI,MN,MO,MS,MT,NC,NE,NH,NJ,NY,OH,OK,OR,P USA—ID,NE,WI. A,SC,SD,TN,TX,UT, VA,WA,WI,WV. Traver attenuata (McDunnough) Mexico—VC. Canada—BC,NB,NS,ON,PQ. USA_AL,AR,CT,IA,IL,IN,KY,MD,ME,MI,MN,MO,NC USA—AL,AR,CA,CT,FL,GA,IN,KY,MA,ME,MI, ,NY,OH,OK,PA,TN, MO,NC,NY,PA,SC,VA,WI. VA,WI,WV. Attenella delantala (Mayo) Caenis arwini McCafferty & Davis USA—CA,ID,OR,WA. USA—TX. (Needham) Caenis bajaensis Allen & Murvosh Canada—AB,BC,NB,NS. Mexico-BN,BS,CS,DU,GJ,NT,SO. USA— USA—AZ,CA,CO,NE,NM,TX. CO,CT,ID,ME,MI,MN,MT,NH,NM,NY,OR,UT,WA,W Caenis candida Harper & Harper Y. Canada—ON,PQ. Attenella soquele (Day) Walker USA—CA,OR. Canada—NS,ON,PQ. USA— Caudatella cascadia (Allen & Edmunds) AL,FL,GA,KS,KY,LA,ME,MI,MN,MS,NC,NY,OH,OK USA—CA,OR. ,SC,TN,TX, VA,WI,WV. Caudatella edmundsi (Allen) (Say) USA—ID,OR. Canada—MB,ON. Caudatella heterocaudata McDunnough USA— Canada—BC. AL,AR,CT,DC,FL,GA,IA,IL,IN,KS,KY,LA,MD,MO,M USA—CA,ID,MT,OR,WY. S,NC,NE,NY, OH,OK,SC,TN,TX,VA,WI,WV Caudatella hystrix (Traver) Banks Canada—BC. Canada—AB,MB,NB,ON,PQ,SA. USA—CA,ID,MT,OR,WA Mexico-CH,CS,NL,SL,TA. Caudatella jacobi (McDunnough) USA— Canada—BC. AL,AR,AZ,CA,CO,CT,IA,ID,IL,IN,KS,KY,LA,MD,ME USA—AK,OR,MT. ,MI,MN,MO, MS,MT,NC,ND,NE,NM,NV,NY,OH,OK,OR,PA,SC, Caurinella idahoensis Allen SD,TN,TX,VA,WA,WI, USA—ID,MT. WV,WY. Caenis macafferti Provonsha Dannella lita (Burks) USA—AL,AR,CT,FL,GA,NC,NY,PA,SC,VA. Canada—SA. McDunnough USA—IL,IN,MO,NC,NY,OH,PA,SC,WI. Canada—ON,PQ. Dannella provonshai (McCafferty) Mexico—NL. USA—AR,KY,NY. USA— Dannella simplex (McDunnough) AL,AR,CO,CT,FL,IA,IN,KS,ME,MI,MO,MS,NC,NY, Canada—AB,MB,NB,NS,NWT,ON,PQ,S OH,OK,SC,TN, USA—

List compiled from Randolph, R. P. 2002. Atlas and biogeographic review of the North American mayflies (Ephemeroptera). PhD Dissertation, Department of Entomology, Purdue University. Page 8 of 19

AL,AR,CT,FL,GA,IL,KY,ME,MI,MN,NC,NH,NY,OH, altana Allen OK,PA,SC,TN, VA,WI,WV. Mexico-BN. USA—AZ,NM. Dentatella bartoni (Allen) Ephemerella apopsis McCafferty Canada—ON. USA—CO. Dentatella danutae McCafferty Ephemerella argo Burks Canada—PQ. USA—IL,IN,GA,NC,SC,WV. (Bengtsson) allegheniensis (Traver) Canada—AB ,BC,NB,NF,NU,NWT,ON,PE,PQ,SA. USA—GA,MD,NC,TN,VA,WV. USA— (Dodds) AK,CA,ID,MA,ME,MI,MT,NC,NE,NH,NY,OR,PA,WI, Canada—AB ,BC,NWT,YU. WA,WY Mexico-BN. Ephemerella berneri Allen & Edmunds USA— USA—GA,TN,VA. AK,AZ,CA,CO,ID,MT,NM,NV,OR,UT,WA,WY Ephemerella catawba Traver (Morgan) USA—AR,GA,KY,NC,SC,TN,VA,WI,WV. Canada—NB,NF,NS,ON,PQ. Ephemerella choctawhatchee USA— USA—FL,GA,SC. CT,GA,KY,ME,MI,NC,NH,NY,PA,TN,VA,VT,WI,WV Ephemerella crenula Allen & Edmunds . USA—NC,SC,TN. (McDunnough) Needham Canada—NB,NF,NS,PQ. Canada—NB,NS,PE,PQ. USA— USA— GA,KY,ME,MI,NC,NH,NY,OH,PA,TN,VA,WV. AL,CT,DE,FL,GA,IL,IN,KY,MA,MD,ME,MI,MN,MO, Drunella doddsi (Needham) NC,NH,NY Canada—AB,BC,NWT,YU. OH,PA,SC,TN,TX,VA,VT,WI,WV. USA— Walsh AK,CA,CO,ID,MT,NM,NV,OR,SD,UT,WA,WY. Canada—NB,NS,NWT,ON,PQ. (McDunnough) USA—IL,IN,MI,NY,OH,OK,WV. Canada—AB,BC. Ephemerella floripara McCafferty Mexico-BN. USA—GA,NC,SC. USA—CA,ID,MT,OR,WA,WY. Ephemerella fratercula McDunnough (Eaton) Canada—PQ. Canada—AB,BC,SA,YU. USA—NC. USA— Ephemerella hispida Allen & Edmunds AK,AZ,CA,CO,ID,MT,NM,NV,OR,UT,WA,WY. USA—NC,TN. Drunella lata (Morgan) Ephemerella inconstans Traver Canada—NB,NS,PQ. USA—AL,GA,KY,NC,SC,TN,VA. USA—CT,GA,ME,MI,NC,NY,PA,VA,WV. Ephemerella inermis Eaton Drunella longicornis (Traver) Canada—AB,BC,MB,NWT,SA. USA—NC,NY,SC,TN,VA. USA— Drunella pelosa (Mayo) AZ,CA,CO,ID,MT,NE,NM,NV,OR,SD,TX,UT,WA,WI Canada—BC. ,WY USA—CA,OR,WA. Ephemerella infrequens McDunnough (Needham) Canada—AB,BC. Canada—AB,BC. USA—AK,CA,CO,ID,MT,NM,OR,UT,WA,WY. USA—AK,CA,ID,MT,OR,UT,WA,WY. (Walker) Drunella tuberculata (Morgan) Canada—MB,NB,NF,NS,NWT,ON,PE,PQ. Canada—NB,NS,ON,PQ. USA— USA—AL,CT,GA,MD,ME,NC,NY,PA,SC,TN,VA. AL,AR,CT,GA,IA,IL,IN,KY,ME,MI,MN,MO,NC,NY,O (Eaton) H,PA,SC,TN, VA,VT,WI,WV. Canada—NB,NS,ON,PQ. Ephemerella lacustris Allen & Edmunds USA—CT,IN,MA,ME,MI,NC,NY,VA,WV. USA—WY. Ephemerella maculata Traver Ephemerella alleni Jensen & Edmunds USA—CA,WY. USA—ID,MT, WY. Ephemerella moffatae Allen

List compiled from Randolph, R. P. 2002. Atlas and biogeographic review of the North American mayflies (Ephemeroptera). PhD Dissertation, Department of Entomology, Purdue University. Page 9 of 19

Canada—AB. AL,AR,CT,DE,GA,IN,KY,MA,MD,ME,MI,NC,NH,NY Ephemerella mollitia Seemann ,OH,OK,PA, SC,TN,VA,VT,WI,WV. USA—CA,NM. lodi (Mayo) Ephemerella mucronata (Bengtsson) Canada—BC. Canada—NWT,YU. USA—CA,OR,WA. Ephemerella needhami McDunnough Eurylophella lutulenta (Clemens) Canada—NB,NS,ON,PQ. Canada—NB,ON,PQ. USA— USA— AL,CT,IL,IN,KY,ME,MI,MN,MO,NC,NY,OH,SC,TN, AR,CT,IL,IN,ME,MI,MO,NC,NY,OH,TN,VT,WI. VA,WI,WV Eurylophella macdunnoughi Funk Ephemerella rama Allen USA— USA—NV. AR,IN,KY,ME,MI,NY,OH,OK,PA,TN,VA,VT,WV. Ephemerella rossi Allen & Edmunds Eurylophella minimella (McDunnough) USA—NC,TN. Canada—NB,NS,ON,PQ. Ephemerella rotunda Morgan USA—CT,ME,MI,MN,NC,NY,OH,PA,SC,TN,WV. Canada—NB,NS,ON,PQ. Eurylophella poconoensis Funk USA— USA—PA. CT,FL,GA,KY,MA,ME,MI,MN,NC,NJ,NY,OH,OK,P Eurylophella prudentalis (McDunnough) A,SC,TN,VA, VT,WI,WV. Canada—NB,NF,NS,ON,PQ. Ephemerella septentrionalis McDunnough USA—CT,DE,KY,MA,ME,NC,PA,SC,VA,VT. Canada—NB,NS,ON,PQ Eurylophella temporalis (McDunnough) USA—CT,GA,KY,MA,ME,NC,NY,TN,VA. Canada—MB,NB,NS,NWT,ON,PQ,S Ephemerella simila Allen & Edmunds USA— USA—CT,WV. AL,AR,CT,DE,FL,GA,IL,IN,KY,MA,ME,MI,M McDunnough N,MO,NC,NY,OH,OK, Canada—NB,NF,NS,ON,PQ. PA,SC,TN,VA,WI,WV. USA— Eurylophella verisimilis (McDunnough) CT,IN,KY,MA,ME,MI,MN,MO,NC,NY,PA,TN,VA,WI, Canada—NB,NS,ON,PQ. WV. USA— Ephemerella verruca Allen & Edmunds AR,CT,DE,GA,KY,MA,MD,ME,MI,MN,NC,NY,OH,P USA—OR,WA. A,SC,VA,VT

Eurylophella aestiva (McDunnough) carolina (Bemer & Allen) Canada—NB,NS,ON,PQ. USA—NC,SC,TN. USA— Serratella deficiens (Morgan) DE,GA,IN,KY,ME,MI,MO,NC,NY,PA,TN,VA,WI,WV Canada—NB,NF,NS,ON,PQ. . USA— Eurylophella bicolor (Clemens) AL,AR,CT,FL,GA,IN,KY,MA,ME,MI,MN,MO,MS,NC Canada—MB,NB,NS,ON,PQ. ,NH,NY,OH, PA,SC,TN,VA,WI,WV. USA— Serratella frisoni (McDunnough) AR,IN,KY,ME,MI,MN,MO,NC,NY,OH,OK,PA,TN,VA USA—AR,CT,IL,IN,KY,MO,OH,OK,WV. ,VT,WI,WV. Serratella levis (Day) Eurylophella bicoloroides (McDunnough) USA—CA. Canada—NS. Serratella micheneri (Traver) USA—NY,PA,VT. Mexico-BN,BS. Eurylophella coxalis (McDunnough) USA—AZ,CA,CO,NM,OR,WA,WY. Canada—NS,ON,PQ. Serratella molita (McDunnough) USA—GA,NC,TN,WV. Canada—NB,NS,PQ. Eurylophella doris (Traver) Serratella sequoia (Allen & Collins) USA—AL,DE,FL,GA,KY,LA,MS,NC,SC,TN,TX,VA. USA—CA. Eurylophella enoensis Funk (Morgan) Canada—ON. Canada—NB,NS,ON,PQ. USA—KY,ME,MO,NC,OH,OK,SC,TN. USA—CT,IN,MA,MD,ME,MN,NC,NY,PA,VA,WV. Eurylophella funeralis (McDunnough) Serratella serratoides (McDunnough) Canada—NB,NF,NS,ON,PQ. Canada—NB,NS,ON,PQ. USA— USA—

List compiled from Randolph, R. P. 2002. Atlas and biogeographic review of the North American mayflies (Ephemeroptera). PhD Dissertation, Department of Entomology, Purdue University. Page 10 of 19

AL,AR,CT,GA,IN,MD,ME,MI,MO,NC,NY,PA,SC,TN,VA,WV. NM,NY,OH,OK,PA,SC,SD,TN,TX,VA,WA,WI Serratella sordida (McDunnough) limbata (Serville) Canada—ON,PQ. Canada—AB,BC,MB,NB,NS,NWT,ON,PQ,SA. USA— Mexico—JA,NL,SL,TA. AL,AR,CT,IN,ME,MI,MN,NC,OH,PA,SC,TN,VA,WI. USA— Serratella spiculosa (Berner & Allen) AL,AR,CA,CO,CT,DC,FL,GA,IA,ID,IL,IN,KS,KY,LA,MA,MD, USA—NC,SC,TN. ME Serratella teresa (Traver) MI,MN,MO,MS,MT,NC,ND,NE,NH,NJ,NV,NY,OH,O Canada—BC. K,OR,PA,SC,SD,TN, USA—CA,ID,OR,WA. TX,UT,VA,WA,WI,WV,WY. Serratella tibialis (McDunnough) Hexagenia mexicana Eaton Canada—AB,BC,NWT. Mexico—OA,VC. USA— Hexagenia orlando Traver AK,AZ,CA,CO,ID,MT,NM,NV,OR,UT,WA,WY. USA—FL. Serratella velmae (Allen & Edmunds) Hexagenia rigida McDunnough USA—CA,OR. Canada—MB,NB,NS,ON,PQ. USA— hecuba (Eaton) AR,IA,IL,IN,KS,MD,ME,MI,MO,NY,OH,OK,PA,TN,VA,VT,WI Canada—AB,BC. . USA—CA,CO,ID,MT,NM,NV,OR,UT,WA. Litobrancha recurvata (Morgan) Canada—NF,ON,PQ. blanda Traver USA— USA—GA,KY,NC,SC,TN,VA,WV. CT,KY,MA,MD,ME,MI,MN,NC,NY,OH,PA,TN,VA,W Hagen [EXTINCT] V. USA—CO. Pictet robusta McDunnough [EXTINCT] Canada—NB,NF,NS,ON,PQ. USA—OH. USA— (Walsh) AL,AR,CT,GA,KY,ME,NC,NY,OH,SC,TN,VA,WV. Canada—MB,ON. . Walker USA— Canada—AB,BC,MB,NB,NS,NWT,ON,PQ,SA. AL,AR,FL,GA,IA,IL,IN,KS,LA,MN,MO,MS,NE,SD,T USA— N,TX,WI. AR,CO,CT,ID,IL,IN,KS,KY,ME,MI,MN,MO,MT,ND, NM,NV,NY,OH, OK,PA,SC,TN,UT,VA,WI,WV,WY. Ephemera traverae Spieth Acanthomola pubescens Whiting & Lehmkuhl USA—OK,MO. Canada—AB,SA,MB. Ephemera varia Eaton Canada—NS,ON,PQ. Afghanurus bellus (Allen & Cohen) USA— Mexico-QT,VC. AL,CT,GA,IN,KY,ME,MI,MN,MO,NC,NH,NY,OH,PA Afghanurus criddlei (McDunnough) ,TN,VA,WI,WV. Canada—AB. Mexico-SO. Hexagenia albivitta (Walker) USA—AZ,CO,ID,MT,NM,NV,OR,UT,WA,WY Mexico-VC. .Afghanurus simplicioides (McDunnough) McDunnough Canada—AB,BC,MB,SA. Canada—ON. USA—AK,AZ,CO,ID,NM,OR,UT. USA— CT,GA,IA,IL,IN,KY,MD,MI,MO,NC,NY,OH,PA,TN,V Anepeorus rusticus McDunnough A,WI,WV Canada—SA. (Say) USA—CO,UT. Canada—MB,ON,PQ. Anepeorus simplex (Walsh) Mexico-SL. Canada—ON. USA— USA—AR,GA,IA,IL,IN,KS,LA,WI. AL,AR,DC,FL,GA,IA,IL,IN,KS,KY,LA,MD,MI,MN,M O,MS,NC,NE, Cinygma dimicki McDunnough

List compiled from Randolph, R. P. 2002. Atlas and biogeographic review of the North American mayflies (Ephemeroptera). PhD Dissertation, Department of Entomology, Purdue University. Page 11 of 19

USA—OR. USA—ME,NY. Cinygma integrum Eaton Epeorus grandis (McDunnough) Canada—BC. Canada—AB,BC,NWT,YU. USA—CA,ID,OR,WA. USA—AK,CA,CO,ID,MT,OR,WA. Cinygma lyriforme (McDunnough) Epeorus hesperus (Banks) Canada—AB,BC. USA—CA,OR,WA. USA—AK,OR. Epeorus lagunitas (Traver) USA—CA. Cinygmula confusa (McDunnough) (Eaton) Canada—AB. Canada—AB,BC,MB,NWT,SA,YU. Cinygmula gartrelli McDunnough USA— Canada—BC. AK,AZ,CA,CO,ID,MT,NM,NV,OR,SD,UT,WA, Cinygmula kootenai McDunnough WY. Canada—BC. Epeorus margarita Edmunds & Allen USA—UT. Mexico-BN,BS,CH. Cinygmula mimus (Eaton) USA—AZ,NM. Canada—AB,BC,MB,SA,YU. .Epeorus metlacensis Traver. USA—AK,CA,CO,ID,MT,OR,UT,WY. Mexico-DU,HD,MH,ML,OA,QT,VC. Cinygmula par (Eaton) Epeorus namatus (Burks) Canada—AB,BC,YU. USA—AR,IN,KY,OH. USA—AK,AZ,CA,CO,ID,NM,OR,UT. Epeorus permagnus (Traver) Canada—BC. USA—OR. Cinygmula ramaleyi (Dodds) (Banks) Canada—AB,BC,YU. Canada—NB,NF,NS,ON,PE,PQ. USA—CO,ID,OR,UT. USA— Cinygmula reticulata McDunnough CT,GA,IN,KY,ME,NC,NJ,NY,OH,PA,TN,VA, Canada—BC. WV. USA—ID,OR. Epeorus punctatus (McDunnough) Cinygmula subaequalis (Banks) Canada—ON,PQ. Canada—NB,NS,PE,PQ. USA—NY. USA—AK,AL,CT,GA,KY,ME,NC,NY,SC,TN,VA. Epeorus rubidus (Traver) Cinygmula tarda (McDunnough) USA—AL,GA,ME,NC,SC,TN,VA,WI,WV. Canada—AB,NWT. Epeorus subpallidus (Traver) USA—AK,CO,ID,MT,OR,UT. USA—NC,TN. Cinygmula tioga Mayo Epeorus suffusus (McDunnough) USA—CA,OR. Canada—ON,PQ. Cinygmula uniformis McDunnough USA—NY. Canada—BC,YU. . (Walker) USA—CA,MT,OR. Canada—MB,NB,NS,ON,PQ. USA—AL,CT,KY,ME,MI,NC,NY,PA,TN,VA,WI. (McDunnough) Canada—AB,BC,MB,ON. Heptagenia adaequata McDunnough USA—AK,CA,CO,ID,MT,NM,OR,UT,WA,WY. Canada—AB,SA. (McDunnough) USA—OR. Canada—AB,BC,NWT. Heptagenia culacantha Evans, Botts & Flowers USA—AK,AZ,CA,CO,ID,MT,NM,OR,UT. USA—PA,NY. (Traver) Heptagenia diabasia Burks USA—NC,SC,TN,VA,WV. Canada—MB,ON,PQ,SA. Epeorus dulciana (McDunnough) USA— Canada—BC. CO,IA,IL,IN,KS,MI,MN,MO,NE,OH,OK,PA,S USA—CA. D,WI,WV. Epeorus fragilis (Morgan) Heptagenia dolosa Traver Canada—NS,PQ. USA—GA,NC,SC,VA. USA—CT,ME,NY,PA,VA,WV. (Eaton) Epeorus frisoni (Burks) Canada—AB,BC,MB,SA.

List compiled from Randolph, R. P. 2002. Atlas and biogeographic review of the North American mayflies (Ephemeroptera). PhD Dissertation, Department of Entomology, Purdue University. Page 12 of 19

USA—AZ,CA,CO,ID,KS,MT,NE,NM,NV,OR,UT,WY USA— Heptagenia flavescens (Walsh) AL,AR,CT,GA,IA,IL,IN,KY,ME,MO,MS,NE,NY,OH, Canada—BC,MB,NWT,ON,S OK,SC,SD,TN, TX,VA,WI,WV. USA— Leucrocuta minerva (McDunnough) AL,AR,CO,FL,GA,IA,IL,IN,KS,KY,LA,ME,MI,MN,M Canada—NB,ON,PQ. O,NE,NY,OH, SC,TX,VA,WI,WV. USA—AL,AR,MD,ME,OK,TN,VA. Heptagenia julia Traver Leucrocuta petersi (Allen) USA—GA,NC,NY,SC,WV. USA—NM,UT,WY. Heptagenia marginalis Banks Leucrocuta thetis (Traver) Canada—ON,PQ. USA—GA,KY,NC,NY,PA,SC,TN. USA—AL,CT,GA,ME,NC,NY,OH,SC,TN,VA,WV. Leucrocuta umbratica (McDunnough) Heptagenia patoka Burks Canada—MB,PQ. USA—IL,IN. USA—AR,NY,PA. Heptagenia pulla (Clemens) Leucrocuta walshi (McDunnough) Canada—MB,NB,NF,NS,NWT,ON,PQ,SA,YU. Canada—ON,PQ. USA— USA—ME,OH. AK,AL,CT,IN,ME,MI,NC,NY,OH,PA,SC,VA,WI. McDunnough Macdunnoa brunnea Flowers Canada—AB,BC,S USA—AL,FL,NC,SC,TN USA—AZ,CO,ID,MT,NM,NV,OR,UT,WA,WY. Macdunnoa nipawinia Lehmkuhl Heptagenia townesi Traver Canada—MB,SA. USA—GA,NC,SC,TN. Macdunnoa persimplex (McDunnough) Canada—MB. Ironodes arcticus Traver USA—AL,CO,GA,IA,IL,MO,NE,OH,TN,WI. Canada—BC. USA—OR. Nixe flowersi McCafferty Ironodes californicus (Banks) USA—IN,KY,OK. USA—CA. Nixe horrida (McDunnough) Ironodes fiavipennis Traver Canada—ON. Canada—BC. USA—ME. Ironodes lepidus Traver Nixe inconspicua (McDunnough) USA—CA. Canada—MB,NB,NS,ON,PQ,SA. Ironodes nitidus (Eaton) USA—AR,IL,IN,KY,NY,OH,OK. Canada—BC. Nixe kennedyi (McDunnough) Mexico-BN. USA—CA,OR. USA—AK,CA,ID,OR. Nixe lucidipennis (Clemens) Canada—MB,ON,PQ,SA. (McDunnough) USA—CT,IN,MD,ME,MI,NY,OH,WI,WV. Canada—MB,ON,PQ. Nixe perfida (McDunnough) USA— Canada—ON. AL,AR,GA,IL,IN,KY,ME,MN,MO,NC,NY,OH,OK,TN, USA—AR,IL,IN,KY,ME,MO,OH,OK,PA,WV VA,WV. Nixe rusticalis (McDunnough) (McDunnough) Canada—MB,PQ,SA. Canada—AB,MB,NB,NS,NWT,ON,PQ,SA. USA—AL,IA,NY,OH. USA— Nixe spinosa (Traver) AL,AR,CT,GA,IA,IL,IN,KY,MD,ME,MI,MN,MO,NC,N USA—NC. E,NY,OH,OK, . PA,TN,VA,WI,WV. Raptoheptagenia cruentata (Walsh) .Leucrocuta jewetti (Allen) Canada—MB,SA. Canada—MB. USA—IA,IL,IN,MN,MT,NE,OH,TN. USA—OR. Leucrocuta juno (McDunnough) Rhithrogena amica Traver Canada—ON,PQ. Canada—PQ. USA—AL,GA,IA,KY,NC,NY,OK,PA,TN,WV. USA—AL,CT,GA,ME,NC,NY,SC,VA. Leucrocuta maculipennis (Walsh) Rhithrogena anomala McDunnough Canada—MB,NWT,ON. Canada—NB,NS,PQ.

List compiled from Randolph, R. P. 2002. Atlas and biogeographic review of the North American mayflies (Ephemeroptera). PhD Dissertation, Department of Entomology, Purdue University. Page 13 of 19

USA—AL,CT,NY,VA. Rhithrogena brunneotincta McDunnough Stenacron candidum (Traver) Canada—PQ. Canada—ON,PQ. USA—ME,NH. USA—IA,IL,IN,KY,ME,MN,NY,OH. Rhithrogena decora Day (Banks) USA—CA. Canada—ON,PQ. Rhithrogena exilis Traver USA—AL,GA,IA,IN,NC,NY,OH,SC,TN,VA,WV. USA—GA,NC,TN,VA. Stenacron floridense (Lewis) Rhithrogena fasciata Traver USA—FL,LA. USA—GA,NC. Stenacron gildersleevei (Traver) Rhithrogena flavianula (McDunnough) Canada—MB. USA—CA,CO. USA—AR,IL,IN,KY,MO,NY,OH,PA,TN,VA,WV. Rhithrogena fuscifrons Traver (Say) USA—GA,NC,SC. Canada—AB,MB,NB,NF,NS,ON,PE,PQ,SA. Rhithrogena futilis McDunnough USA— Canada—AB,YU. AL,AR,CT,FL,GA,IA,IL,IN,KS,KY,LA,ME,MI,MN,MO USA—AK,ID,UT,WY. ,MS,NC,NE, Rhithrogena gaspeensis McDunnough NY,OH,OK,PA,SC,SD,TN,TX,VA,WI,WV. Canada—PQ. Stenacron minnetonka (Daggy) Rhithrogena hageni Eaton USA—IL,IN,KY,MN,NE,OH. Canada—AB,BC. (Traver) USA—AZ,CA,CO,ID,MT,NM,NV,OR,UT,WY. USA—KY,ME,NC,NY,OH,SC. Rhithrogena impersonata (McDunnough) Canada—NB,NS,ON,PQ. Stenonema bednariki McCafferty USA—KY,ME,MI,OK,WI. USA—OK,KY,MO. Rhithrogena ingalik Randolph & McCafferty Stenonema carlsoni Lewis USA—AK. USA—AL,GA,KY,NC,SC,TN,VA Rhithrogena jejuna Eaton Stenonema exiguum Traver Canada—AB,BC,MB,NB,NF,NS,NWT,ON,PQ,SA. Canada—ON. USA—CT,IA,IN,ME,MI,NY,OK,WI. USA— Rhithrogena morrisoni (Banks) AL,AR,FL,GA,IA,IL,IN,KS,KY,LA,MI,MN,MO,MS,N Canada—AB,BC. C,NE,NY,OH, OK,SC,TN,TX,WI,WV. Mexico-BN. Stenonema femoratum (Say) USA—AZ,CA,ID,MT,NM,NV,OR,UT,WA. Canada—MB,NB,NF,NS,NWT,ON,PQ,S Rhithrogena notialis Allen & Cohen USA— Mexico-DF,MH,OA,VC. AL,AR,CT,GA,IA,IL,IN,KS,KY,LA,ME,MI,MN,MO,NC Rhithrogena manifesta Eaton ,NE,NY,OH, OK,PA,SC,TN,TX,VA,WI,WV. Canada—MB,ON,PQ. Stenonema ithaca (Clemens & Leonard) USA— Canada—NB,ON,PQ. AL,AR,CO,IA,IL,IN,ME,MI,MN,MO,OH,SC,TN,VA, USA_AL,CT,GA,KY,MA,ME,MI,NC,NJ,NY,OH,SC, WI. TN,VA,VT,WV. Rhithrogena plana Allen & Chao Stenonema lenati McCafferty USA—AZ,NM,NV. USA—NC,SC. Rhithrogena robusta Dodds Stenonema luteum (Clemens) Canada—AB,BC. Canada—MB,NB,NS,ON,PQ. USA—CO,ID,MT,NM,OR,UT. USA—AR,IA,IL,IN,ME,MI,MO,NY,OH,OK,WI. Rhithrogena rubicunda Traver Stenonema mediopunctatum (McDunnough) USA—NC. Canada—MB,NB,ON,PQ. Rhithrogena uhari Traver USA— USA—AL,GA,ME,NC,NY,SC. AL,AR,CT,GA,IA,IL,IN,KS,KY,MA,MD,ME,MI,MN,M Rhithrogena undulata (Banks) O,NC,NY,OH, OK,PA,SC,SD,TN,TX,VA,WI,WV. Canada—MB,NF,NWT,SA,YU. Stenonema merririvulanum Carle & Lewis USA—AZ,CO,ID,MI,MT,NM,NV,OR,UT,WI,WY. USA—AL,GA,KY,NC,NY,PA,TN,VA,WV. Rhithrogena virilis McDunnough Stenonema mexicanum (Ulmer) Canada—AB,BC. Canada—MB,ON,PQ. USA—MT. Mexico-TA,TB.

List compiled from Randolph, R. P. 2002. Atlas and biogeographic review of the North American mayflies (Ephemeroptera). PhD Dissertation, Department of Entomology, Purdue University. Page 14 of 19

USA— intermedia (Eaton) AL,AR,CT,FL,GA,IA,IL,IN,KS,KY,LA,ME,MN,MO,M Mexico—CH. S,NC,NE,NY, USA—AZ,NM,NV. OH,OK,PA,SC,TN,TX,VA,WI,WV. Isonychia obscura Traver Stenonema modestum (Banks) USA—CT,GA,ME,NC,NY,TN,VA. Canada—MB,NB,NS,ON,PQ. Isonychia rufa McDunnough USA— Canada—MB. AL,AR,CT,DC,GA,IA,IL,IN,KY,MA,MD,ME,MI,MN, USA— MO,NC,NE,NY, AR,CO,IA,IL,IN,KS,KY,MD,MI,MN,MO,MS,NE,OH,OK,SD,T OH,OK,PA,SC,TN,TX,VA,VT,WI,WV X Stenonema pudicum (Hagen) Isonychia sayi Burks USA— USA—AL,AR,FL,GA,IL,IN,KY,MO,MS,SC,TX,WI. AL,CT,DC,GA,IL,IN,KY,MA,MD,NC,NY,PA,SC,TN,V Isonychia serrata Traver A,VT,WV. USA—GA,NC,TN,VA. Stenonema pulchellum (Walsh) Isonychia sicca (Walsh) Canada—NWT,ON,PQ. Canada—MB,ON,SA. USA— Mexico-CH,NL,SL,SO,TA,VC. AR,IA,IL,IN,KS,KY,MD,MI,MN,MO,NE,NY,OH,OK, USA— PA,TN,WI,WV. FL,GA,IA,IL,IN,KS,KY,MN,MO,MT,NC,NE,NM,OK,TX,WI Stenonema sinclairi Lewis Isonychia similis Traver USA—SC,TN,WV. USA—AL,GA,NC,SC,TN,VA. Stenonema smithae Traver Isonychia tusculanensis Berner USA—AL,FL,GA,LA,ME,MS,SC. USA—KY,TN,VA. Stenonema terminatum (Walsh) Isonychia velma Needham Canada—AB,BC,MB,NB,NF,NS,ON,PE,PQ,S USA—CA,OR. USA— AL,AR,CO,GA,IA,ID,IL,IN,KS,KY,MA,ME,MI,MN,M O,MS,MT,NC, Ableptemetes dicinctus (Allen & Brusca) NE,NV,NY,OH,OK,OR,PA,SC,TN,TX,UT,VA,WA,W Mexico-GO. I,WV,WY. Stenonema vicarium (Walker) Allenhyphes michaeli (Allen) Canada—AB,MB,NB,NF,NS,NWT,ON,PE,PQ,S Mexico-NL USA— USA—TX. AL,CT,DC,GA,IL,IN,KY,MA,MD,ME,MI,MN,MO,NC, Allenhyphes vescus (Allen) NE,NH,NY, OH,OK,PA,TN,VA,VT,WI,WV. Mexico-TA. USA—TX. Isonychiidae (Say) Asioplax corpulenta (Kilgore & Allen) USA—AL,DC,FL,GA,IL,IN,MS,NY,SC,TX,VA. USA—CO,NM,TX. Isonychia berneri Kondratieff & Voshell Asioplax dolani (Allen) USA—AL,FL,MS. USA—AL,FL,GA,NC,SC,TX. (Walker) Asioplax edmundsi (Allen) Canada—MB,NB,NF,NS,ON,PQ. USA—CO,ID,UT,TX. USA— Asioplax numinuh Wiersema, McCafferty & Baumgardner AL,AR,CT,FL,GA,IA,IL,IN,KY,MA,MD,ME,MI,MN,M Mexico-QT,TA. O,MS,NC,NE, USA—TX. NH,NJ,NY,OH,OK,PA,SC,TN,VA,VT,WI,WV Asioplax texana (Traver) Isonychia campestris McDunnough Mexico—TA. Canada—AB,MB,S USA—MS,TX. USA—CO,MT,UT,WY. Isonychia diversa Traver [EXTINCT] Homoleptohyphes dimorphus (Allen) USA—TN. Mexico-CH,GJ. Isonychia georgiae McDunnough USA—AZ,CA,NM,TX. . USA—AL,GA,KY,ME,NC,SC,TX,VA. Homoleptohyphes miris (Allen) Isonychia hoffmani Kondratieff & Voshell Mexico-CH,SI,SO. USA—PA,VA,WV. USA—AZ,TX.

List compiled from Randolph, R. P. 2002. Atlas and biogeographic review of the North American mayflies (Ephemeroptera). PhD Dissertation, Department of Entomology, Purdue University. Page 15 of 19

Homoleptohyphes quercus (Kilgore & Allen) Canada—AB,BC,ON,PQ,SA. USA—AZ. USA— AZ,CA,CO,ID,IN,ME,MI,MT,NE,NM,NV,NY,OR,TX, Leptohyphes alleni Brusca UT,WA. Mexico-OA. Tricorythodes mosegus Alba-Tercedor & Flannagan Leptohyphes berneri Traver Canada—MB. Mexico-VC. USA—IN,MI. Leptohyphes brunneus Allen & Brusca Tricorythodes notatus Allen & Brusca Mexico-CS,GO,JA,ML,OA,SO. Mexico-ML,OA. Leptohyphes castaneus Allen Tricorythodes robacki (Allen) Mexico-OA. USA—GA,MD,OK,SC. Leptohyphes lestes Allen & Brusca Tricorythodes stygiatus McDunnough Mexico-GO,SO. Canada—PQ. Leptohyphes nigripunctus Traver USA—IA,IL,IN,ME,MI,NC,NY,VA,WV. Mexico-GO. Tricorythodes ulmeri Allen & Brusca Leptohyphes pilosus Allen & Brusca Mexico-ML. Mexico-VC. Leptohyphes sabinas Traver Vacupernius packeri (Allen) Mexico—NL,TA,VC. Mexico-CH,ML,NL,NT,OA,SI,SL,SO,TA,VC. USA—TX. USA—AZ,TX. Leptohyphes spiculatus Allen & Brusca Vacupernius paraguttatus (Allen) Mexico-ML. USA—TX. Leptohyphes tarsos Allen & Murvosh Mexico—SO. Leptohyphes zalope Traver Choroterpes albiannulata McDunnough Mexico-CH,CS,GO,NL,OA,QT,SL,SO,TA,TB,VC. Canada—AB,SA. USA—AZ,NM,TX,UT. USA—CO,ID,MT,NV,OR,UT. Choroterpes basalis (Banks) Tricoryhyphes condylus (Allen) Canada—ON,PQ. Mexico-CH,SO. USA_AL,AR,CT,FL,GA,IN,KY,ME,MI,MN,MO,NY,O USA—AZ,NM. H,OK,PA,TN,TX,WI. Tricoryhyphes mulaiki (Traver) Choroterpes inornata Eaton Mexico-GO,SO. Mexico-BN,BS,CH,OA,QT,SI,SO. USA—AZ,CO,NM,TX,UT. Tricorythodes albilineatus Berner Choroterpes terratoma Seeman USA—AL,FL,GA,TX. USA—CA. Tricorythodes allectus (Needham) Choroterpes ungulus Lugo-Ortiz & McCafferty Canada—MB,NB,NF,ON,PQ. Mexico-CS. USA— AR,IL,IN,ME,MI,MN,NC,NE,NY,OH,OK,PA,TN,VA, Farrodes maya Dominguez WV Mexico-CS. Tricorythodes cobbi Alba-Tercedor & Flannagan Farrodes mexicanus Dominguez Canada—MB. Mexico-VC. USA—MO. Farrodes otiesa Lugo-Ortiz & McCafferty Tricorythodes comus Traver Mexico—QT,TA. Mexico-GO. Farrodes reevesi Randolph & McCafferty Mexico—SL. Tricorythodes curvatus Allen Farrodes texanus Davis USA—AR,TX. Mexico—TA. Tricorythodes explicatus (Eaton) USA—TX. Mexico—BN,BS,CH,GJ,SI,SO. Farrodes tulija Dominguez, Molineri & Peters USA—AZ,NM,TX,UT,WY Mexico-CS. Tricorythodes fictus Traver Mexico-CH,SO. Habrophlebia vibrans Needham USA—NE,OK. Canada—NB,NF,NS,ON,PQ. Tricorythodes minutus Traver USA—AL,CT,FL,GA,KY,ME,NC,NY,SC,TN,VA,WV.

List compiled from Randolph, R. P. 2002. Atlas and biogeographic review of the North American mayflies (Ephemeroptera). PhD Dissertation, Department of Entomology, Purdue University. Page 16 of 19

Paraleptophlebia altana Kilgore & Allen Habrophlebiodes americana (Banks) USA—CA. Canada—NB,ON,PQ. Paraleptophlebia aquilina Harper & Harper USA_AL,AR,CT,GA,IL,IN,KY,ME,MO,NC,NY,OH,PA,SC,TN USA—OR. ,VA,WV. Paraleptophlebia assimilis (Banks) Habrophlebiodes annulata Traver USA—CT,GA,MD,NC,PA,SC,TN,VA. USA—AR,OK. Paraleptophlebia associata (McDunough) Habrophlebiodes brunneipennis Bemer USA—CA. USA—AL,FL,GA,SC. Paraleptophlebia bicornuta (McDunnough) Habrophlebiodes celeteria Berner Canada—AB,BC. USA—KY,TN,VA. USA—CO,ID,MT,OR,WA. Paraleptophlebia brunneipennis (McDunnough) Hydrosmilodon primanus (Eaton) Canada—BC. Mexico-TB,VC. USA—WA. Paraleptophlebia cachea Day Needham USA—CA USA— Paraleptophlebia calcarica Rowbotham & Allen AL,CT,DE,FL,GA,LA,NC,NM,NY,OK,SC,TN,TX,VA. USA—AR. (Say) Paraleptophlebia californica Traver Canada—AB,BC,MB,NB,NF,NS,ON,PE,PQ. USA—CA. USA_AL,AR,CO,CT,DE,FL,GA,IA,ID,IL,IN,MA,MD, .Paraleptophlebia clara (McDunnough) ME,MI,MN,MO,MT, USA—CA. NC,NE,NH,NJ,NY,OH,OK,PA,SC,TN,TX,VA,VT,W (Walker) A,WI,WV,WY Canada—AB,BC,MB,NB,NF,NS,ON,PQ,SA,YU. (Traver) USA_AK,AL,CA,CO,CT,GA,ID,IN,KY,ME,MI,MT,N Canada—PQ. C,NE,NM, NV,NY USA_AL,AR,CT,DE,FL,GA,IL,MA,ME,MO,NC,NH, OH,OK,OR,PA,SC,SD,TN,UT,VA,WI,WV. OK,PA,SC,TN,TX,VA. Paraleptophlebia falcula Traver McDunnough USA—OR. Canada—NB,NF,NS,ON,PQ. Paraleptophlebia georgiana Traver USA—CT,MA,ME,NC,NH,NJ,NY,OH,PA,SC,VA. USA—GA. Leptophlebia konza Burian Paraleptophlebia gregalis (Eaton) USA—KS. Canada—BC. (Walker) USA—CA,NE,OR. Canada— Paraleptophlebia guttata (McDunnough) AB,BC,MB,NB,NF,NS,NU,NWT,ON,PQ,SA,YU. Canada—NB,NS,NWT,ON,PQ. USA_AR,CO,CT,IA,IL,IN,KY,MD,ME,MI,MN,MO,N USA_AR,GA,IN,KY,ME,MI,MN,NC,NY,OH,OK,SC, E,NH,NY,OH,OK,PA TN,VA,WI,WV. SD,TN,VA,VT,WI,WY. Paraleptophlebia helena Day Leptophlebia pacifica (McDunnough) USA—CA. USA—OR. Paraleptophlebia heteronea (McDunnough) Canada—AB,BC. Neochoroterpes kossi (Allen) USA—CO,ID,MT,NM,OR,UT. USA—AZ,NM,TX. Paraleptophlebia jeanae Berner Neochoroterpes nanita (Traver) USA—AL,IN,OK,SC,TN,VA. USA—NM,TX. Paraleptophlebia jenseni McCafferty & Kondratieff Neochoroterpes oklahoma (Traver) USA—ID,WA. Mexico-CH,CS,DU,NL,SL,TA,VC,ZA. Paraleptophlebia kirchneri Kondratieff & Durfee USA—MO,NE,NM,OK,TX. USA—TN. Neochoroterpes orientalis Henry Paraleptophlebia memorialis (Eaton) Mexico-PU,QT. Canada—AB,BC. Mexico-BN. Paraleptophlebia adoptiva (McDunnough) USA—AZ,CA,CO,ID,NM,OR,SD,UT,WA Canada—BC,NB,NF,NS,ON,PQ,SA. Paraleptophlebia moerens (McDunnough) USA_CT,GA,IN,KY,ME,MI,MT,NC,NY,OH,OK,PA,V Canada—NS,NWT,ON,PQ,SA. A,WV. USA_AL,CT,GA,IL,IN,KY,ME,NC,NY,OH,OK,PA,T

List compiled from Randolph, R. P. 2002. Atlas and biogeographic review of the North American mayflies (Ephemeroptera). PhD Dissertation, Department of Entomology, Purdue University. Page 17 of 19

N,VA. Mexico-CH,NL,SI,SO,TA. Paraleptophlebia mollis (Eaton) USA—AZ,NM,TX. Canada—MB,NB,NF,NS,ON,PE,PQ. Thraulodes hilaris (Eaton) USA_AR,CT,IN,MA,ME,MI,MN,NC,NH,NY,OH,OK, Mexico-TB. PA,SC,TN,VA,WI,WV Thraulodes lunatus Traver & Edmunds Paraleptophlebia ontario (McDunnough) Mexico-HD,NL,TA,ZA. Canada—NB,ON,PQ. .Thraulodes packeri Traver & Edmunds USA—AL,CT,IL,IN,KY,MO,NY,OH,VA,WV. Mexico-CS. Paraleptophlebia packi (Needham) Thraulodes spangleri Traver & Edmunds USA—CO,UT,WY. Mexico-CS,VC. .Paraleptophlebia placeri Mayo Thraulodes speciosus Traver USA—CA. Mexico-CH,GO,QT,SO. Paraleptophlebia praepedita (Eaton) Thraulodes tenulineus Lugo-Ortiz & McCafferty Canada—AB,MB,NS,ON,PQ,SA. Mexico—CH,CS,ML,NT,OA,SI,SL,SO,TA,VC. USA—AL,AR,IA,IL,IN,MA,MI,MN,MO,NY,OH,WV. USA—AZ. Paraleptophlebia quisquilia Day Thraulodes zonalis Traver & Edmunds USA—CA. Mexico-CS. Paraleptophlebia rufivenosa (Eaton) Canada—AB,BC. Traverella albertana (McDunnough) USA—CA,ID,OR. Canada—AB,SA. Paraleptophlebia sculleni Traver Mexico-CH,CS,GO,HD,JA,ML,SI,SO,TB,VC,ZA. USA—OR. USA—AZ,CO,ID,MT,NM,NV,UT,WA,WY. Paraleptophlebia sticta Burks Traverella lewisi Allen USA—IL,IN. USA—IN,ND. Paraleptophlebia strigula (McDunnough) Traverella longifrons Lugo-Ortiz & McCafferty Canada—NS,ON,PQ. Mexico-SL,VC. USA—CT,IN,MI,OH,PA. Traverella presidiana (Traver) Paraleptophlebia swannanoa (Traver) Mexico-NL,TA. USA—GA,NC,SC. USA—TX. Paraleptophlebia temporalis (McDunnough) Traverella promifrons Lugo-Ortiz & McCafferty Canada—AB,BC. Mexico—CS,NL. USA—CA,CO,OR. Paraleptophlebia traverae McCafferty & Kondratieff Metretopodidae USA—ID. alter Bengtsson Paraleptophlebia vaciva (Eaton) USA—AK. Canada—AB,BC. Metretopus borealis (Eaton) USA—AK,CO,OR. Canada—AB,BC,MB,NB,NU,NWT,ON,PQ,SA,YU. Paraleptophlebia volitans (McDunnough) USA—ME,MI,WI. Canada—NB,NS,ON,PQ. USA— basale (Walker) AL,CT,FL,GA,LA,ME,MI,MN,MS,NC,NY,OK,SC,TX, Canada—AB,MB,NB,NF,ON,PQ. VA,WV. USA_AL,CT,GA,MA,ME,MI,NC,NH,NY,SC,VA,WI. Paraleptophlebia zayante Day Siphloplecton brunneum Berner USA—CA. USA—FL. Siphloplecton costalense Spieth Thraulodes brunneus Koss USA—NC,VA. Mexico- Siphloplecton fuscum Berner BN,BS,CH,DU,GO,JA,MH,ML,MX,OA,QT,SI,SO,V USA—FL. USA—AZ,NM. Siphloplecton interlineatum (Walsh) Thraulodes cryptodrilus Nieto & Dominguez Canada—AB,BC,MB,NWT,SA. Mexico-CS. USA—IA,IL,IN,MN,WI. Thraulodes eccentricus Lugo-Ortiz & McCafferty Siphloplecton simile Berner Mexico-CS,DF,GO,HD,ML,NL,OA,QT,VC,ZA. USA—FL,GA,SC. Thraulodes ephippiatus Traver & Edmunds Siphloplecton speciosum Traver Mexico-CS. USA—AL,FL,GA. Thraulodes gonzalesi Traver & Edmunds

List compiled from Randolph, R. P. 2002. Atlas and biogeographic review of the North American mayflies (Ephemeroptera). PhD Dissertation, Department of Entomology, Purdue University. Page 18 of 19

Neoephemeridae Tortopus primus (McDunnough) Neoephemera bicolor McDunnough Canada—MB,SA. Canada—PQ. Mexico-SI. Neoephemera compressa Berner USA— USA—FL,GA,VA. AL,AR,FL,GA,IA,IL,IN,KS,LA,MO,MS,NE,SC,TX. Neoephemera purpurea (Traver) Tortopus puella (Pictet) USA—GA,KY,NC,SC,TN,VA,WV. USA—AL,FL,GA,LA,MS,SC,TX. Neoephemera youngi Berner USA—AL,FL,GA,NC,SC,VA. distinctus (Traver) Canada—NB,PQ. USA— Homoeoneuria alleni Pescador & Peters AL,AR,CT,GA,MA,ME,NC,NY,OH,PA,TN,VA,VT,W Mexico-CH. V. USA—CO,MT,NM,UT (Walsh) Homoeoneuria ammophila (Spieth) Canada—MB,ON. USA—IA,IL,IN,KS,NE,WI. USA— Homoeoneuria cahabensis Pescador & Peters AL,AR,GA,IA,IL,IN,KS,KY,MD,ME,MI,MN,MO,ND,N USA—AL,MS,NC. Y,OH,OK,PA, TN,VA,WI,WV. Homoeoneuria dolani Edmunds, Berner & Traver Anthopotamus neglectus (Traver) USA—FL,GA,SC. USA—AL,AR,MD,MO,MS,NY,OK,TN,VA,WV. Homoeoneuria salviniae Eaton (Say) Mexico-CS. Canada—ON. USA— Lachlania dencyannae Koss CT,DC,GA,IA,IL,IN,MD,MI,MN,MO,MS,NC,NY,OK, USA—NM. PA,TN,VA,WI. Lachlania iops Allen & Cohen Mexico-CS,SL. Pseudironidae Lachlania saskatchewanensis Ide Pseudiron centralis McDunnough Canada—SA. Canada—AB,MB,ON,S Mexico-GO. USA— USA—AZ,CO,MT,NE,NM,UT. AL,CO,FL,GA,IA,IL,IN,KS,LA,MI,MO,MS,NC,NE,O H,TN,TX,UT, VA,WI,WY. Campsurus cuspidatus Eaton Mexico-SL,VC. Edmundsius agilis Day Campsurus decoloratus (Hagen) USA—CA. Mexico-TA. USA—OK,TX. Parameletus chelifer Bengtsson Canada—MB,NWT. Ephoron album (Say) USA—AK,WI. Canada—AB,MB,ON,PQ,SA. Parameletus columbiae McDunnough USA— Canada—BC. AR,CO,IA,ID,IL,IN,KS,KY,MI,MO,MT,NE,NJ,NV,NY USA—ID,UT,WA,WY. ,OH,OK,OR, TX,UT,WA,WI,WY. Parameletus croesus (McDunnough) Ephoron leukon Williamson Canada—ON. Canada—MB,ON,PQ. Parameletus midas (McDunnough) USA— Canada—MB,NB,ON,PQ. AL,CT,GA,IA,IL,IN,MA,MD,ME,MI,MN,MO,MS,NC, NJ,NY,OH,PA, SC,TN,TX,VA,WI,WV. Siphlonisca aerodromia Needham Canada—NF,PQ. Euthyplocia hecuba (Hagen) USA—ME,NY. Mexico-CS,VC. alternatus (Say) Canada—AB,MB,NB,NF,NS,NWT,ON,PQ,SA,YU. Tortopus circumfluus Ulmer USA—AK,CT,IA,IL,IN,ME,MI,MN,NY,WI. USA—TX. Siphlonurus autumnalis McDunnough

List compiled from Randolph, R. P. 2002. Atlas and biogeographic review of the North American mayflies (Ephemeroptera). PhD Dissertation, Department of Entomology, Purdue University. Page 19 of 19

Canada—AB,BC. Canada—NS,PQ. USA—MT,WA. USA—AL,CT,GA,ME,NC,NH,NY,SC,TN,VA. Siphlonurus barbaroides McDunnough (Eaton) Canada—NB,NF,NS,PQ. Canada—AB,BC,NWT,YU. USA—ME,NY. Mexico-CH,HD,SO. Siphlonurus barbarus McDunnough USA— Canada—NS,PQ. AK,AZ,CA,CO,ID,KS,MT,NE,NM,NV,OR,SD,UT,WA,WY. USA—NY. Siphlonurus phyllis McDunnough Siphlonurus columbianus McDunnough Canada—AB,MB,ON,PQ,YU. Canada—BC. Siphlonurus quebecensis (Provancher) USA—CA,CO,NE,OR. Canada—NB,NF,NS,ON,PE,PQ. Siphlonurus decorus Traver USA— USA—NC,SC. AL,CT,IL,IN,ME,MI,NC,NE,NY,SC,TN,VA,WI. Siphlonurus demaryi Kondratieff & Voshell Siphlonurus rapidus McDunnough Canada—NB,NS. Siphlonurus luridipennis (Burmeister) [EXTINCT] Canada—NB,NF,NS,ON,PQ. Canada—ON,PQ USA—CT,MA,ME,MI,NH,NY. USA—Carolina Siphlonurus securifer McDunnough Siphlonurus marginatus Traver Canada—ON,PQ. USA—ME,NC. USA—CT,MA,ME. Siphlonurus marshalli Traver Siphlonurus spectabilis Traver Canada—ON. Canada—NWT. USA—AR,IL,KS,ME,MO,NE,OK,WV. USA—CA. Siphlonurus minnoi Provonsha & Mccafferty Siphlonurus typicus (Eaton) USA—IN,KS,MO. Canada—NF,NS,ON,PQ. Siphlonurus mirus (Eaton) USA—CT,IL,IN,MA,ME,MI,NH,NY,OH.

List compiled from Randolph, R. P. 2002. Atlas and biogeographic review of the North American mayflies (Ephemeroptera). PhD Dissertation, Department of Entomology, Purdue University.