Vol. 5, No. 2, June 1991 101 The Buprestldae (Coleoptera) of Mlssoun Ted C. MacRae Entotech, Inc. 1497 Drew Ave. Davis, California 95616 Abstract Bellamy 1987; Kurosawa 1988; Nelson 1989). The distribUtion and seasonal occurrence ot Subgenera and species are arranged alphabetically Missouri buprestids are discussed. Keys are pre- within each genus. Under each species discussion, sented for the eight subfamilies, 16 tribes, 23 infonnation is presented on Missouri counties in enera and 131 described s ecies and subs ecies which the species has been collected, dates of nown 0 occur i e s e. ree a i iona species previously recorded from Missouri are also provided on host associations. Except as excluded. Distribution within the state is cited by indicated, discussions of hosts are limited only to eounties. Infonnation on eolleeting teehniques, associations which have been detellllined frolll seasonal abundance and adult and larval host Missouri specimens. In cases where no host as­ associations is pI ese:.ted and discussed. sociatjons were determined, host infOrmation recorded for other states is presented. Undoubted­ lY, many Of the host associations presented here Introduction represent new host records. However, no attempt This paper represents the first comprehensive is made to designate new host records as such. The ~~~:~s °ia~:: ~:~r~:~e~ve~u:a;ear~:::;]:f phrase !illval host indicates plants from which adults have emerged or been cut. The phrase adult attention reeently (Nelson and Westeott 1976; host indicates plants on which adults have been Nelson et at 1981; Nelson 1987; Nelson and Mac­ collected. An adult host mayor may not serve as a Rae 1990), that wOlk has focused plimatily on lanaI host (Nelson et al. 1981). Host plant nomen- clature follows that of Steyenllark (1963>. Data from over 7,000 specimens have been gleaned during the course of this stUdY 'l'hey have been transcribed primarily from specimens in the author's eolleetion ETCMC] and the eolleetions of have been presented by Knull (1925) for Pennsyl­ University ofMissouri-Columbia [UMRM] and Dr. vania, Franklin and Lund (1956) for Georgia, Barr Gayle II. Nelson [GlINC]. Additional data have been transcribed from the collections ofindividuals and instituions listed in the acknowledgements. AbbreViations Of collections [brackets] are as listed in Arnett and Samuelson (1986) or as given above. , niques. General Information The data presented are from speCImens the Wellso et at (1976) presented information on author has examined except data vmich have been transcribed from specimens in the collection of Dr. general bupl'estid collecting techniques. As they conectin~ ca~edtnfested Gayle II. Nelson [GIINC). Sumaspecific c1assifica- noted. adults from wood tion and nomenclature follows that of Nelson (1981) except where more recent revisions are UIIVl ual speCIes ouprestI s were targete or available (Lerault 1983; Cobos 1986; Velten and eolleetion by locating known or suspeeted host 102 Insecta Mundi plants, cuttmg the plants Wlthm a few months of are hmIted to more restncted parts of North adult activity and leaving them in situ, and then America. The majority of these (20 species) are retrieving the cut plants after adults had the distributed within the southeastern or south­ opportunity to oviposit on them. These presumably central United States. The rest (nine species and infested plants were caged and examined periodi­ four subspecies) are restricted to the northern or cally for adult emergence. Another important northeastem United States. Seven Missouri species collecting technique was examination of slash and have transcontinental distributions, and there are 10gpIles from wood-cuttmg operatIons. ThIS was two exotIc speCIes estabhshed m MIssoun. especially productive for species of Ckrysobotkris The species list included in this paper is pre and Dicerca, sumed to be fairly comprehensive. There are, Vnthin Missomi, six natUlal divisions (Figme however, a number of species not included here 1) have been identified based on geologic history, that may occur in Missouri, particularly the south­ soils, topography, plant and animal distribution, ern portion of the state These include' Ptosima and other natural features (Thorn and Wilson idolynae Frost on Crataegus spp or Gleditsia 1980). Most of the collecting of buprestids in triacanthos; Dwerca caudata LeConte and Euprist­ Missouri has taken place in the Ozark and Ozark ocerus cogitans (Weber) on Alnus serrulata; Dicerca Border regions of central, eastern, and southern spreta (Gory) on Nyssa sylvatica; Dicerca punctu­ Missouri. These regions are characterized primarily lata (Schonheer), Baptestis apticans Herbst, B. by dry to dry-mesic oak-hickory forests. Dominant salisburyensis (Herbst), B. maculativentris Say, B. woody plants are several specres of oak (Quercus consulans Gory, and Chrysobothns pusllla Laporte spp.) and hickory (Carya spp.), shortleaf pine and Gory on Pinus eckinata; C. sloicola Manley (Pinus echinata), eastern redcedar (Juniperus and Wellso on Prunus americana; Agrilus impexus virginiana), dogwood (Comus florida), and redbud Hom on Gleditsia triacanthos orRobiniapseudooc- (Cercis canadensis). Much collecting has also been acia; A lacustris LeConte on Croton capitatus; done in the Big Rivers region (Missouri and Missis- Pachyschelus confusus Wellso and Manley on sippi Rivers). Wet bottomland forests dominated by Lespedeza spp.; andBrachys tesselatus Fabricius on pm oak (Quercus palustns), cottonwood (Populus Quercus spp. m extreme southeast MIssourI. deltoides), silver maple (Acer sacckarinum), blaek Sapindus drummondii may oeeur in extreme willow (Salix nigra), and river birch (Betula nigra) southwest Missouri, in which case Agrilus limpiae char acteIize this region (Nelson 1985). Although Knull, A. 01 natulus IIor n, and A. scitulus IIor n the Osage Plains (western Missouri) and the might be found associated with it. MissisSippi Lowlands (extreme southeastMissouri) Key to Missouri Subfamilies of Buprestidae been well collected in recent years. The Glaciated Plains (northern Missouri) have been extensively 1. Stema} cavity fOl reception of prosLema} process converted to agriculture and contain very little formed entirely by mesosternum. ...... .. 2 original habitat. I\s a result, little collecting has 1'. Stemm cavity fOl reception of prosLemal process occurred in this region. attaining or formed in part by metasternum 3 This study has recorded 127 described species 2(1). senso~ (plus four subspecies), 23 genera, 16 tribes, and Lobulated antennomeres with fores in par t COllcentr ated in fossae at least SUI face eight subfamilies of Missouri buprestids. Three of a:;ical se~ents Pol~cestinae additional species Which have been recorded from 2'. Lobul~d RI nnomeres with sensoy pores Missouri (Agrilus lacustris LeConte, A sayi Saund- diffuse, withoutvestiges offossae or depressions ers, and Chrysobothris scitula Gory) are excluded on dorsal or ventral surface . Acmaeoderinae for I easons given in the species discussion. The Missouri fauna is generally allied to that ofeastern 3(1'). Sternal cavityfor reception ofprosternal process North America Eighty-seven (61.4%) ofthe native formed laterally by mesosternum, apically by Missouri species and subspecies have distributions metasternum, mesosternum normally devel- that broadly cover that region. Most ofthe remmn- oped 4 ing species and subspecies have distributions that Vol. 5, No. 2, June 1991 103 '~~~~~.~~·,l··:~~:~:~::~:~'~:', :,:.:~:i~:( '::?;!'!~:,::~, -:'!'!f:,~~:,: :;:::~::~:"1(::;:::; ~:_ ~~:: :t~~~~:~:~~ ~;~~~~~, The .. l"JATTTR AT M·'··:-,.., :;.. ',', ..:;,.' ,""'" .. c·.·;.·. ;..... ".c·" ... '··c '. <c.......:; ..',' ··.c·,'." or IVllSSOUrI ana meIr sections , .., ~ L.-laClarea nams a. Western U, ,':;"HUIU HIVt;, d. Lincoln Hills •• •• _ --J Jefrer&on .., '. :.:::::~-::::::::~:~!.:~:;._ .. ~ I ~ b { •••••••••••• ':":W:W:'~~~'.' ••"Jo:'.'.'.'.',,':' ;-;t'••:.: l::~::: 1_~ • :.:.: ••:-:~•• :.:.:.:..... ••• • .~... •••••••• •••••• .............-- ')enev,e.W •• •• • •••• 1v l:l.·· • ••••••••• •• • ....-••1..•• ::~d::::~~::::::::::: :::~'e':::: :::::::::::::: ::~::::: :::::::::::: ::::::::::1ml:Im • R;n' R'""rc t.=::! n~ .•1, a. upper MiSSOUri a. Sprmgfield Plateau ower IVJ issoun h Inn"r 1'7<>rlr c. Upper Mississippi C. St: Francois Mountains d. Lower Mississippi d. Elk River e. White River ===========E3=:](JJzzaa:r~k~Bkloliraae:er~===========:tf:::::.tL~o~w£le~r:::::tO~z~arrrkk:::::.======================== a. Missouri River ===============:::lbC::MMJitssSisitssSisiLIPlIplii:BRijv~eerr=======~ Mississippi Lowlands ================1~~~~Pl:i~===================la~.=lC~r~ow~le;,;;y'k:s::":R,,:,id~g,,,,:e==================================== = ~ Osage Plains b. Lowlands Figure 1 The natural dlVlSlOns of MlSSOUM and their sections 3' Sternal cavity fur prosternal process formed 4' Antero-Iateral projection of abdomen broader, almost entlrely by metasternum, mesoster­ partIally covenng meteplmeron 6 num reduced in size, very short 7 5(4). Antennal pores either diffuse on 2 surfaces of 4(3) Antero-lateral projection of abdomen narrow, lobed antennomeres, or along outer border, not covenng exposed part ofmeteplmeron .. espeCIally on ventral surface, or sometImes ................................ 5 condensed in a depression or multiple foveae 104 Insecta Mundi along tIlls bOrder and In tIlls case there may 1. Disk of pronotum WIthout distinct ImpreSSIOns; be an apical depression; pronotil-elytral artie- eolor blue or black, elytral markings bright