FAMILY Dactyloscopidae Gill 1859 - sand stargazers [=Dactyloscopinae, Myxodagninae] Notes: Dactyloscopinae Gill 1859a:133 [ref. 1792] (subfamily) Dactyloscopus Myxodagninae Gill 1861l:263 [ref. 1778] (subfamily) Myxodagnus

GENUS Dactylagnus Gill, 1863 - sand stargazers [=Dactylagnus Gill [T. N.] 1863:505] Notes: [ref. 1672]. Masc. Dactylagnus mundus Gill 1863. Type by monotypy. •Valid as Dactylagnus Gill 1863 -- (Dawson 1976:14 [ref. 7376], Dawson 1982:75 [ref. 1072], Doyle 1998:77 [ref. 23308], Williams 2003:1752 [ref. 27109], Hastings & Springer 2009:11 [ref. 30391], Hastings 2009:101 [ref. 30397]). Current status: Valid as Dactylagnus Gill 1863. Dactyloscopidae.

Species Dactylagnus mundus Gill, 1863 [=Dactylagnus mundus Gill [T. N.] 1863:506] Notes: [Proceedings of the Academy of Natural Sciences of Philadelphia v. 14 (for 1862); ref. 1672] Cape San Lucas, Baja California, Mexico. Current status: Valid as Dactylagnus mundus Gill 1863. Dactyloscopidae. Distribution: Eastern Pacific. Habitat: marine.

Species Dactylagnus parvus Dawson, 1976 [=Dactylagnus parvus Dawson [C. E.] 1976:27, Figs. 8-9] Notes: [Copeia 1976 (no. 1); ref. 7376] Isla de Coiba, southeastern end of Bahia de Damas at Boca Grande, Panama, 7°23'35"N, 81°31'45"W, depth 0-15 cm. Current status: Valid as Dactylagnus parvus Dawson 1976. Dactyloscopidae. Distribution: Eastern Pacific. Habitat: marine.

Species Dactylagnus peratikos Bohlke & Caldwell, 1961 [=Dactylagnus peratikos Böhlke [J. E.] & Caldwell [D. K.] 1961:537, Fig. 1] Notes: [Bulletin of Marine Science of the Gulf and Caribbean v. 11 (no. 4); ref. 9275] Tortuguero beach, Limón Province, Costa Rica (Atlantic), 10°34'N, 83°32'W. Current status: Valid as Dactylagnus peratikos Böhlke & Caldwell 1961. Dactyloscopidae. Distribution: Western Atlantic: Costa Rica and Panama, Caribbean Sea. Habitat: marine.

GENUS Dactyloscopus Gill, 1859 - sand stargazers [=Dactyloscopus Gill [T. N.] 1859:132, Cokeridia Meek [S. E.] & Hildebrand [S. F.] 1928:905, Congrammus Fowler [H. W.] 1906:105, Esloscopus (subgenus of Dactyloscopus) Jordan [D. S.] & Evermann [B. W.] 1896:465, Jopaica Pinto [S. Y.] 1970:47, Paragillellus Carvalho [J. de P.] & Pinto [S. Y.] 1965:112, Paramyxodagnus Carvalho [J. de P.] & Pinto [S. Y.] 1965:107, 108, Springeria Carvalho [J. de P.] & Pinto [S. Y.] 1965:113, Tamandareia Carvalho [J. de P.] & Pinto [S. Y.] 1965:114] Notes: [ref. 1792]. Masc. Dactyloscopus tridigitatus Gill 1859. Type by monotypy. •Valid as Dactyloscopus Gill 1859 -- (Dawson 1975 [ref. 7121], Dawson 1982:19 [ref. 1072], Doyle 1998:77 [ref. 23308], Castro-Aguirre et al. 1999:402 [ref. 24550], Williams 2003:1751 [ref. 27109], Hastings & Springer 2009:11 [ref. 30391], Hastings 2009:101 [ref. 30397], Hastings & Springer 2009:9 [ref. 31156], Lin & Hastings 2013:3 [ref. 33286]). Current status: Valid as Dactyloscopus Gill 1859. Dactyloscopidae. (Cokeridia) [ref. 2964]. Fem. Cokeridia crossota Meek & Hildebrand 1928. Type by original designation (also monotypic). •Synonym of Dactyloscopus Gill 1859 -- (Dawson 1975:5 [ref. 7121], Dawson 1982:19 [ref. 1072], Castro-Aguirre et al. 1999:402 [ref. 24550]). Current status: Synonym of Dactyloscopus Gill 1859. Dactyloscopidae. (Congrammus) [ref. 1371]. Masc. Congrammus moorei Fowler 1906. Type by original designation (also monotypic). •Synonym of Dactyloscopus Gill 1859 -- (Dawson 1982:19 [ref. 1072]). Current status: Synonym of Dactyloscopus Gill 1859. Dactyloscopidae. (Esloscopus) [ref. 2442]. Masc. Dactyloscopus zelotes Jordan & Gilbert 1896. Type by original designation (also monotypic). •Synonym of Dactyloscopus Gill 1859 -- (Dawson 1975:5 [ref. 7121], Dawson 1982:19 [ref. 1072], Castro-Aguirre et al. 1999:402 [ref. 24550]). Current status: Synonym of Dactyloscopus Gill 1859. Dactyloscopidae. (Jopaica) [ref. 3481]. Fem. Springeria santosi Carvalho & Pinto 1965. Type by being a replacement name. Replacement for Springeria Carvalho & Pinto 1965, preoccupied by Springeria Bigelow & Schroeder 1951 in fishes. •Synonym of Dactyloscopus Gill 1859 -- (Dawson 1982:20 [ref. 1072]). Current status: Synonym of Dactyloscopus Gill 1859. Dactyloscopidae. (Paragillellus) [ref. 738]. Masc. Paragillellus macropoma Carvalho & Pinto 1965. Type by original designation. •Synonym of Dactyloscopus Gill 1859 -- (Dawson 1982:19 [ref. 1072]). Current status: Synonym of Dactyloscopus Gill 1859. Dactyloscopidae. (Paramyxodagnus) [ref. 738]. Masc. Paramyxodagnus moreirai Carvalho & Pinto 1965. Type by original designation. •Synonym of Dactyloscopus Gill 1859 -- (Dawson 1982:19 [ref. 1072]). Current status: Synonym of Dactyloscopus Gill 1859. Dactyloscopidae. (Springeria) [ref. 738]. Fem. Springeria santosi Carvalho & Pinto 1965. Type by original designation. Original not examined. Objectively invalid; preoccupied by Springeria Bigelow & Schroeder 1951 in fishes, replaced by Jopaica Pinto 1970. •In the synonymy of Dactyloscopus Gill 1859 -- (Dawson 1982:19 [ref. 1072]). Current status: Synonym of Dactyloscopus Gill 1859. Dactyloscopidae. (Tamandareia) [ref. 738]. Fem. Tamandareia oliveirai Carvalho & Pinto 1965. Type by original designation. •Synonym of Dactyloscopus Gill 1859 -- (Dawson 1982:20 [ref. 1072]). Current status: Synonym of Dactyloscopus Gill 1859. Dactyloscopidae.

Species Dactyloscopus amnis Miller & Briggs, 1962 [=Dactyloscopus amnis Miller [R. R.] & Briggs [J. C.] 1962:1, Figs. 1, 2 (above), Cokeridia crossota Meek [S. E.] & Hildebrand [S. F.] 1928:906, Pl. 89, Dactyloscopus thysanotus Böhlke [J. E.] 1966:879] Notes: [Occasional Papers of the Museum of Zoology University of Michigan No. 627; ref. 6188] About 2 miles above the mouth of Río Papagayo, about 25 miles southeast of Acapulco, Guerrero, southern Mexico. Current status: Valid as Dactyloscopus amnis Miller & Briggs 1962. Dactyloscopidae. Distribution: Pacific Slope of Middle America: Mexico to Panama. Habitat: freshwater, brackish. (crossota) [Field Museum of Natural History, Publications, Zoölogical Series v. 15 (publ. 249); ref. 2964] Chame Point, (Pacific) Panama. Current status: Synonym of Dactyloscopus amnis Miller & Briggs 1962. Dactyloscopidae. Habitat: freshwater, brackish. (thysanotus) [Copeia 1966 (no. 4); ref. 20687] Type catalog: Springer & Orrell 1996:15 [ref. 22274]. Current status: Synonym of Dactyloscopus amnis Miller & Briggs 1962. Dactyloscopidae. Habitat: freshwater, brackish.

Species Dactyloscopus bohlkei Dawson, 1982 [=Dactyloscopus boehlkei Dawson [C. E.] 1982:29, Fig. 9 (upper pair)] Notes: [Bulletin of Marine Science v. 32 (no. 1); ref. 1072] Sand beach on north shore of Rose Island, Bahamas, depth 0-1.2 meters. Current status: Valid as Dactyloscopus boehlkei Dawson 1982. Dactyloscopidae. Distribution: Western Atlantic: Bahamas. Habitat: marine.

Species Dactyloscopus byersi Dawson, 1969 [=Dactyloscopus byersi Dawson [C. E.] 1969:45, Figs. 1-5] Notes: [Copeia 1969 (no. 1); ref. 7808] Northeastern end of new break-water, Manzanillo harbor, about 19°03'47"N, 104°19'13"W, Colima, Mexico, depth 0-1.5 meters. Current status: Valid as Dactyloscopus byersi Dawson 1969. Dactyloscopidae. Distribution: Eastern Pacific: Mexico to Panama. Habitat: marine.

Species Dactyloscopus comptus Dawson, 1982 [=Dactyloscopus comptus Dawson [C. E.] 1982:34, Figs. 10-11] Notes: [Bulletin of Marine Science v. 32 (no. 1); ref. 1072] Nurse Cay, Ragged Island, Bahamas, depth 0-0.6 meters. Current status: Valid as Dactyloscopus comptus Dawson 1982. Dactyloscopidae. Distribution: Western Atlantic. Habitat: marine.

Species Dactyloscopus crossotus Starks, 1913 [=Dactyloscopus crossotus Starks [E. C.] 1913:70, Pl. 12, Paramyxodagnus mangaratibensis Carvalho [J. de P.] & Pinto [S. Y.] 1965:110, Figs. 6-7, Paramyxodagnus moreirai Carvalho [J. de P.] & Pinto [S. Y.] 1965:108, Figs. 1-5, Springeria santosi Carvalho [J. de P.] & Pinto [S. Y.] 1965:113, Fig. 10] Notes: [Leland Stanford Jr. University Publications, University Series; ref. 4197] Sandy tidepools at Natal, Brazil. Current status: Valid as Dactyloscopus crossotus Starks 1913. Dactyloscopidae. Distribution: Western Atlantic. Habitat: marine. (mangaratibensis) [Arquivos da Estacao de Biologia Marinha da Universidade do Ceara v. 5 (no. 2); ref. 738] Praia da Ribeira, Mangaratiba, Rio de Janeiro, Brazil. Current status: Synonym of Dactyloscopus crossotus Starks 1913. Dactyloscopidae. Habitat: marine. (moreirai) [Arquivos da Estacao de Biologia Marinha da Universidade do Ceara v. 5 (no. 2); ref. 738] Praia de Freguesia, Ilha Grande, Rio de Janeiro, Brazil. Current status: Synonym of Dactyloscopus crossotus Starks 1913. Dactyloscopidae. Habitat: marine. (santosi) [Arquivos da Estacao de Biologia Marinha da Universidade do Ceara v. 5 (no. 2); ref. 738] Praia do Forno, Arraial do Cabo, Cabo Frio, Rio de Janeiro, Brazil. Current status: Synonym of Dactyloscopus crossotus Starks 1913. Dactyloscopidae. Habitat: marine.

Species Dactyloscopus elongatus Myers & Wade, 1946 [=Dactyloscopus elongatus Myers [G. S.] & Wade [C. B.] 1946:157, Pl. 20 (fig. 1)] Notes: [Allan Hancock Pacific Expedition 1932-40, Los Angeles v. 9 (no. 6); ref. 3135] Off Black Rock, South of Cape Corrientes, Jalisco, Mexico, 19°57'N, 105°32'W, depth 5-10 fathoms. Current status: Valid as Dactyloscopus elongatus Myers & Wade 1946. Dactyloscopidae. Distribution: Eastern Pacific: Baja California to Mexico. Habitat: marine.

Species Dactyloscopus fallax Dawson, 1975 [=Dactyloscopus pectoralis fallax Dawson [C. E.] 1975:37, Fig. 21] Notes: [Science Bulletin, Natural History Museum of Los Angeles County No. 22; ref. 7121] Ensenada de Chacala, Nayarit, Mexico. Current status: Valid as Dactyloscopus fallax Dawson 1975. Dactyloscopidae. Distribution: Eastern Pacific: Mexico. Habitat: marine.

Species Dactyloscopus fimbriatus (Reid, 1935) [=Cokeridia fimbriata Reid [E. D.] 1935:163, Fig. 1] Notes: [Copeia 1935 (no. 4); ref. 3683] Off Cape Elena, Ecuador, 2°10'36"N, 81°38'45"W, depth 14.6-21.9 meters. Current status: Valid as Dactyloscopus fimbriatus (Reid 1935). Dactyloscopidae. Distribution: Eastern Pacific: Nicaragua to Ecuador. Habitat: marine.

Species Dactyloscopus foraminosus Dawson, 1982 [=Dactyloscopus foraminosus Dawson [C. E.] 1982:32, Fig. 9 (lower pair)] Notes: [Bulletin of Marine Science v. 32 (no. 1); ref. 1072] Brazil, 0°24'N, 47°32'W, Oregon II station 17706, depth 29.3 meters. Current status: Valid as Dactyloscopus foraminosus Dawson 1982. Dactyloscopidae. Distribution: Western Atlantic. Habitat: marine.

Species Dactyloscopus heraldi Dawson, 1975 [=Dactyloscopus byersi heraldi Dawson [C. E.] 1975:30, Fig. 18] Notes: [Science Bulletin, Natural History Museum of Los Angeles County No. 22; ref. 7121] Cabo San Lucas, Baja California Sur, Mexico, 22°52'34"N, 109°53'52"W, depth 0-6.1 meter. Current status: Valid as Dactyloscopus heraldi Dawson 1975. Dactyloscopidae. Distribution: Eastern Pacific: Baja California. Habitat: marine.

Species Dactyloscopus insulatus Dawson, 1975 [=Dactyloscopus pectoralis insulatus Dawson [C. E.] 1975:40, Fig. 22] Notes: [Science Bulletin, Natural History Museum of Los Angeles County No. 22; ref. 7121] Isla San Benedicto, Revilla Gigedo [Revillagigedo] Islands, off western Mexico, depth 9.2 meters. Current status: Valid as Dactyloscopus insulatus Dawson 1975. Dactyloscopidae. Distribution: Eastern Pacific: Revillagigedo Islands. Habitat: marine.

Species Dactyloscopus lacteus (Myers & Wade, 1946) [=Cokeridia lactea Myers [G. S.] & Wade [C. B.] 1946:162, Pl. 21 (fig. 3)] Notes: [Allan Hancock Pacific Expedition 1932-40, Los Angeles v. 9 (no. 6); ref. 3135] South Seymour Island, Galápagos Islands. Current status: Valid as Dactyloscopus lacteus (Myers & Wade 1946). Dactyloscopidae. Distribution: Eastern Pacific: Galápagos Islands. Habitat: marine.

Species Dactyloscopus lunaticus Gilbert, 1890 [=Dactyloscopus lunaticus Gilbert [C. H.] 1890:99] Notes: [Proceedings of the United States National Museum v. 13 (no. 797); ref. 1623] Gulf of Panama, 8°06'30"N, 78°51'00"W, Albatross station 2797, depth 60.3 meters. Current status: Valid as Dactyloscopus lunaticus Gilbert 1890. Dactyloscopidae. Distribution: Eastern Pacific. Habitat: marine.

Species Dactyloscopus metoecus Dawson, 1975 [=Dactyloscopus metoecus Dawson [C. E.] 1975:46, Fig. 27] Notes: [Science Bulletin, Natural History Museum of Los Angeles County No. 22; ref. 7121] Islas Tres Marias, Isla Maria Magdalena, Mexico, 21°23'28"N, 106°24'24"W, depth 0-7.3 meters. Current status: Valid as Dactyloscopus metoecus Dawson 1975. Dactyloscopidae. Distribution: Eastern Pacific. Habitat: marine.

Species Dactyloscopus minutus Dawson, 1975 [=Dactyloscopus minutus Dawson [C. E.] 1975:44, Fig. 29] Notes: [Science Bulletin, Natural History Museum of Los Angeles County No. 22; ref. 7121] Manzanillo Bay, about 8.3 kilometers north of Manzanillo, Colima, Mexico, depth 0-2.1 meters. Current status: Valid as Dactyloscopus minutus Dawson 1975. Dactyloscopidae. Distribution: Eastern Pacific. Habitat: marine.

Species Dactyloscopus moorei (Fowler, 1906) [=Congrammus moorei Fowler [H. W.] 1906:105, Fig. 13] Notes: [Proceedings of the Academy of Natural Sciences of Philadelphia v. 58; ref. 1371] Hailer's Rock, Florida Keys, U.S.A. Current status: Valid as Dactyloscopus moorei (Fowler 1906). Dactyloscopidae. Distribution: Western Atlantic. Habitat: marine.

Species Dactyloscopus pectoralis Gill, 1861 [=Dactyloscopus pectoralis Gill [T. N.] 1861:267] Notes: [Proceedings of the Academy of Natural Sciences of Philadelphia v. 13; ref. 1778] Cape San Lucas, Baja California, Mexico, 22°52'34"N, 109°54'00"W, depth 0-4.6 meters. Current status: Valid as Dactyloscopus pectoralis Gill 1861. Dactyloscopidae. Distribution: Eastern Pacific: Baja and Gulf of California. Habitat: marine.

Species Dactyloscopus poeyi Gill, 1861 [=Dactyloscopus poeyi Gill [T. N.] 1861:266] Notes: [Proceedings of the Academy of Natural Sciences of Philadelphia v. 13; ref. 1778] Cay Sal Bank, Bahamas, depth 0-3 meters. Current status: Valid as Dactyloscopus poeyi Gill 1861. Dactyloscopidae. Distribution: Western Atlantic. Habitat: marine.

Species Dactyloscopus tridigitatus Gill, 1859 [=Dactyloscopus tridigitatus Gill [T. N.] 1859:132, Cokeridia kathetostoma Carvalho [J. de P.] 1957:2, Pl. 1, Paragillellus macropoma Carvalho [J. de P.] & Pinto [S. Y.] 1965:112, Figs. 8-9, Tamandareia oliveirai Carvalho [J. de P.] & Pinto [S. Y.] 1965:115, Figs. 11-13] Notes: [Proceedings of the Academy of Natural Sciences of Philadelphia v. 11; ref. 1792] Barbados, West Indies. Current status: Valid as Dactyloscopus tridigitatus Gill 1859. Dactyloscopidae. Distribution: Western Atlantic. Habitat: marine. (kathetostoma) [Contribuições Avulsas do Instituto Oceanografia Biológica No. 1; ref. 11985] Rabo Azedo beach, Ilha de São Sebastiao, coast of São Paulo State, Brazil. Current status: Synonym of Dactyloscopus tridigitatus Gill 1859. Dactyloscopidae. Habitat: marine. (macropoma) [Arquivos da Estacao de Biologia Marinha da Universidade do Ceara v. 5 (no. 2); ref. 738] Praia da Freguesia, Ilha Grande, Rio de Janeiro, Brazil. Current status: Synonym of Dactyloscopus tridigitatus Gill 1859. Dactyloscopidae. Habitat: marine. (oliveirai) [Arquivos da Estacao de Biologia Marinha da Universidade do Ceara v. 5 (no. 2); ref. 738] Baía de Tamandaré, Rio Formoso, Pernambuco, Brazil. Current status: Synonym of Dactyloscopus tridigitatus Gill 1859. Dactyloscopidae. Habitat: marine.

Species Dactyloscopus zelotes Jordan & Gilbert, in Jordan & Evermann, 1896 [=Dactyloscopus zelotes Jordan [D. S.] & Gilbert [C. H.] in Jordan & Evermann 1896:465] Notes: [United States Commission of Fish and Fisheries, Report of the Commissioner v. 21 (for 1895) Appendix 5; ref. 2442] Vernado Beach, about 3/4 way to Isla Venado, Canal Zone, Panama, depth 0.2 meters. Current status: Valid as Dactyloscopus zelotes Jordan & Gilbert 1896. Dactyloscopidae. Distribution: Panama Canal. Habitat: marine.

GENUS Gillellus Gilbert, 1890 - sand stargazers [=Gillellus Gilbert [C. H.] 1890:98] Notes: [ref. 1623]. Masc. Gillellus semicinctus Gilbert 1890. Type by original designation. •Valid as Gillellus Gilbert 1890 -- (Dawson 1977:127 [ref. 1067], Dawson 1982:50 [ref. 1072], Doyle 1998:77 [ref. 23308], Williams 2003:1752 [ref. 27109], Hastings & Springer 2009:11 [ref. 30391], Hastings 2009:101 [ref. 30397], Lin & Hastings 2013:3 [ref. 33286]). Current status: Valid as Gillellus Gilbert 1890. Dactyloscopidae.

Species Gillellus arenicola Gilbert, 1890 [=Gillellus arenicola Gilbert [C. H.] 1890:99] Notes: [Proceedings of the United States National Museum v. 13 (no. 797); ref. 1623] Cape San Lucas, Baja California, Mexico, 22°53'00"N, 109°52'00"W. Current status: Valid as Gillellus arenicola Gilbert 1890. Dactyloscopidae. Distribution: Eastern Pacific. Habitat: marine.

Species Gillellus chathamensis Dawson, 1977 [=Gillellus chathamensis Dawson [C. E.] 1977:138, Fig. 9] Notes: [Proceedings of the California Academy of Sciences (Series 4) v. 41 (no. 2); ref. 1067] Chatham Bay, Cocos Island, off Costa Rica, 5°33'12"N, 87°02'14"W, depth 6 meters. Current status: Valid as Gillellus chathamensis Dawson 1977. Dactyloscopidae. Distribution: Eastern Pacific: Cocos Island. Habitat: marine.

Species Gillellus greyae Kanazawa, 1952 [=Gillellus greyae Kanazawa [R. H.] 1952:88, Fig. 12] Notes: [Fieldiana Zoology v. 34 (no. 7); ref. 12780] Tortugas, Florida, U.S.A. Current status: Valid as Gillellus greyae Kanazawa 1952. Dactyloscopidae. Distribution: Western Atlantic. Habitat: marine.

Species Gillellus healae Dawson, 1982 [=Gillellus healae Dawson [C. E.] 1982:56, Fig. 17 (upper pair)] Notes: [Bulletin of Marine Science v. 32 (no. 1); ref. 1072] Off Pensacola, western Florida, U.S.A., 29°18'15"N, 85°32'00"W, Albatross station 2370, depth 45.7 meters. Current status: Valid as Gillellus healae Dawson 1982. Dactyloscopidae. Distribution: Western Atlantic. Habitat: marine.

Species Gillellus inescatus Williams, 2002 [=Gillellus inescatus Williams [J. T.] 2002:12, Fig. 1] Notes: [aqua, Journal of Ichthyology and Aquatic Biology v. 6 (no. 1); ref. 26522] Outer shelf between Northwest Point and Lulu Bay, Navassa Island, depth 27-30 meters. Current status: Valid as Gillellus inescatus Williams 2002. Dactyloscopidae. Distribution: Navassa Island, Caribbean Sea. Habitat: marine.

Species Gillellus jacksoni Dawson, 1982 [=Gillellus jacksoni Dawson [C. E.] 1982:57, Fig. 17 (lower pair)] Notes: [Bulletin of Marine Science v. 32 (no. 1); ref. 1072] Bay on northwestern shore of Fourche Island, St. Barthelemy, Lesser Antilles. Current status: Valid as Gillellus jacksoni Dawson 1982. Dactyloscopidae. Distribution: Western Atlantic. Habitat: marine.

Species Gillellus ornatus Gilbert, 1892 [=Gillellus ornatus Gilbert [C. H.] 1892:558] Notes: [Proceedings of the United States National Museum v. 14 (no. 880); ref. 1626] Isla Santa Cruz, Baja California Sur, Mexico. Current status: Valid as Gillellus ornatus Gilbert 1892. Dactyloscopidae. Distribution: Eastern Pacific: Gulf of California. Habitat: marine.

Species Gillellus searcheri Dawson, 1977 [=Gillellus searcheri Dawson [C. E.] 1977:146, Fig. 12] Notes: [Proceedings of the California Academy of Sciences (Series 4) v. 41 (no. 2); ref. 1067] Isla del Caño, Costa Rica, 8°43'15"N, 83°53'07"W, depth 9 meters. Current status: Valid as Gillellus searcheri Dawson 1977. Dactyloscopidae. Distribution: Eastern Pacific. Habitat: marine.

Species Gillellus semicinctus Gilbert, 1890 [=Gillellus semicinctus Gilbert [C. H.] 1890:98] Notes: [Proceedings of the United States National Museum v. 13 (no. 797); ref. 1623] Gulf of California, Baja California, Mexico, 22°52'00"N, 109°55'00"W, Albatross station 2829, depth 56.7 meters. Current status: Valid as Gillellus semicinctus Gilbert 1890. Dactyloscopidae. Distribution: Eastern Pacific. Habitat: marine.

Species Gillellus uranidea Bohlke, 1968 [=Gillellus uranidea Böhlke [J. E.] 1968:9, Fig. 4] Notes: [Notulae Naturae (Philadelphia) No. 414; ref. 604] Western side of Flamingo Cay, Jumentos group, Great Bahama Bank, Bahamas, depth 5 feet. Current status: Valid as Gillellus uranidea Böhlke 1968. Dactyloscopidae. Distribution: Western Atlantic. Habitat: marine.

GENUS Heteristius Myers & Wade, 1946 - sand stargazers [=Heteristius Myers [G. S.] & Wade [C. B.] 1946:160] Notes: [ref. 3135]. Masc. Heteristius jalisconis Myers & Wade 1946. Type by original designation (also monotypic). •Valid as Heteristius Myers & Wade 1946 -- (Dawson 1977:155 [ref. 1067], Dawson 1982:83 [ref. 1072], Doyle 1998:77 [ref. 23308], Hastings & Springer 2009:11 [ref. 30391], Hastings 2009:102 [ref. 30397]). Current status: Valid as Heteristius Myers & Wade 1946. Dactyloscopidae.

Species Heteristius cinctus (Osburn & Nichols, 1916) [=Dactyloscopus cinctus Osburn [R. C.] & Nichols [J. T.] 1916:176, Fig. 14, Heteristius jalisconis Myers [G. S.] & Wade [C. B.] 1946:161, Pl. 21 (fig. 4)] Notes: [Bulletin of the American Museum of Natural History v. 35 (art. 16); ref. 15062] Cabo San Lucas, Baja California Sur, Mexico. Current status: Valid as Heteristius cinctus (Osburn & Nichols 1916). Dactyloscopidae. Distribution: Eastern Pacific. Habitat: marine. (jalisconis) [Allan Hancock Pacific Expedition 1932-40, Los Angeles v. 9 (no. 6); ref. 3135] South of Cape Corrientes, off Black Rock, Jalisco, Mexico, 19°57'N, 105°32'W, depth 5-10 fathoms. Current status: Synonym of Heteristius cinctus (Osburn & Nichols 1916). Dactyloscopidae. Habitat: marine.

GENUS Leurochilus Bohlke, 1968 - sand stargazers [=Leurochilus Böhlke [J. E.] 1968:2] Notes: [ref. 604]. Masc. Leurochilus acon Böhlke 1968. Type by original designation (also monotypic). •Valid as Leurochilus Böhlke 1968 -- (Dawson 1982:46 [ref. 1072], Doyle 1998:77 [ref. 23308], Williams 2003:1752 [ref. 27109], Hastings & Springer 2009:11 [ref. 30391], Hastings 2009:102 [ref. 30397]). Current status: Valid as Leurochilus Böhlke 1968. Dactyloscopidae.

Species Leurochilus acon Bohlke, 1968 [=Leurochilus acon Böhlke [J. E.] 1968:4, Fig. 1] Notes: [Notulae Naturae (Philadelphia) No. 414; ref. 604] Andros Island, Middle Bight, Bahamas, depth to 12 feet. Current status: Valid as Leurochilus acon Böhlke 1968. Dactyloscopidae. Distribution: Western Atlantic. Habitat: marine.

GENUS Myxodagnus Gill, 1861 - sand stargazers [=Myxodagnus Gill [T. N.] 1861:269] Notes: [ref. 1778]. Masc. Myxodagnus opercularis Gill 1861. Type by monotypy. •Valid as Myxodagnus Gill 1861 -- (Dawson 1976:31 [ref. 7376], Dawson 1982:69 [ref. 1072], Doyle 1998:77 [ref. 23308], Williams 2003:1752 [ref. 27109], Hastings & Springer 2009:11 [ref. 30391], Hastings 2009:102 [ref. 30397], Hastings & Springer 2009:9 [ref. 31156]). Current status: Valid as Myxodagnus Gill 1861. Dactyloscopidae.

Species Myxodagnus belone Bohlke, 1968 [=Myxodagnus belone Böhlke [J. E.] 1968:6, Figs. 2-3] Notes: [Notulae Naturae (Philadelphia) No. 414; ref. 604] Great Bahama Bank, Andros Island, Middle Bight, Bahamas. Current status: Valid as Myxodagnus belone Böhlke 1968. Dactyloscopidae. Distribution: Western Atlantic. Habitat: marine.

Species Myxodagnus macrognathus Hildebrand, 1946 [=Myxodagnus macrognathus Hildebrand [S. F.] 1946:408, Fig. 80] Notes: [Bulletin of the United States National Museum No. 189; ref. 2161] Lobos de Tierra Bay, Peru. Current status: Valid as Myxodagnus macrognathus Hildebrand 1946. Dactyloscopidae. Distribution: Eastern Pacific: Peru. Habitat: marine.

Species Myxodagnus opercularis Gill, 1861 [=Myxodagnus opercularis Gill [T. N.] 1861:270] Notes: [Proceedings of the Academy of Natural Sciences of Philadelphia v. 13; ref. 1778] Cape San Lucas, Baja California, Mexico. Current status: Valid as Myxodagnus opercularis Gill 1861. Dactyloscopidae. Distribution: Eastern Pacific: Gulf of California and Revillagigedos Islands. Habitat: marine.

Species Myxodagnus sagitta Myers & Wade, 1946 [=Myxodagnus sagitta Myers [G. S.] & Wade [C. B.] 1946:159, Pl. 20 (fig. 2)] Notes: [Allan Hancock Pacific Expedition 1932-40, Los Angeles v. 9 (no. 6); ref. 3135] Academy Bay, Indefatigable Island [Santa Cruz], 0°46'16"S, 90°19'38"W, Galápagos Islands, depth 10-25 fathoms. Current status: Valid as Myxodagnus sagitta Myers & Wade 1946. Dactyloscopidae. Distribution: Eastern Pacific: Galápagos Islands. Habitat: marine.

Species Myxodagnus walkeri Dawson, 1976 [=Myxodagnus opercularis walkeri Dawson [C. E.] 1976:36, Fig. 13] Notes: [Copeia 1976 (no. 1); ref. 7376] Beach, 0.4 kilometers south of Chacala, Nayarit, Mexico. Current status: Valid as Myxodagnus walkeri Dawson 1976. Dactyloscopidae. Distribution: Eastern Pacific: Mexico and Costa Rica. Habitat: marine.

GENUS Platygillellus Dawson, 1974 - sand stargazers [=Platygillellus Dawson [C. E.] 1974:40] Notes: [ref. 1065]. Masc. Gillelus [sic] rubellulus Kendall & Radcliffe 1912. Type by original designation. •Valid as Platygillellus Dawson 1974 -- (Dawson 1982:61 [ref. 1072], Doyle 1998:77 [ref. 23308], Feitoza 2002:21 [ref. 26524], Williams 2003:1752 [ref. 27109], Hastings & Springer 2009:11 [ref. 30391], Hastings 2009:102 [ref. 30397], Lin & Hastings 2013:3 [ref. 33286]). Current status: Valid as Platygillellus Dawson 1974. Dactyloscopidae. Species Platygillellus altivelis Dawson, 1974 [=Platygillellus altivelis Dawson [C. E.] 1974:52, Fig. 7 (bottom)] Notes: [Copeia 1974 (no. 1); ref. 1065] Isla del Caño, Costa Rica, 8°43'16"N, 83°52'50"W, depth 14 meters. Current status: Valid as Platygillellus altivelis Dawson 1974. Dactyloscopidae. Distribution: Eastern Pacific. Habitat: marine.

Species Platygillellus brasiliensis Feitoza, 2002 [=Platygillellus brasiliensis Feitoza [B. M.] 2002:22, Figs. 1, 2 (a, d-g), 3, 4, 7] Notes: [aqua, Journal of Ichthyology and Aquatic Biology v. 6 (no. 1); ref. 26524] Parracho de Maracajaú, 05°23'S, 35°15'W, Maxaranguape, Rio Grande do Norte State, off northeastern Brazil, depth 2 meters. Current status: Valid as Platygillellus brasiliensis Feitoza 2002. Dactyloscopidae. Distribution: Western Atlantic: northeastern Brazil. Habitat: marine.

Species Platygillellus bussingi Dawson, 1974 [=Platygillellus bussingi Dawson [C. E.] 1974:49, Fig. 7 (top)] Notes: [Copeia 1974 (no. 1); ref. 1065] Playas de Manuel Antonio, 7 kilometers south of Quepos, Puntarenas Province, Costa Rica. Current status: Valid as Platygillellus bussingi Dawson 1974. Dactyloscopidae. Distribution: Eastern Pacific. Habitat: marine.

Species Platygillellus rubellulus (Kendall & Radcliffe, 1912) [=Gillellus rubellulus Kendall [W. C.] & Radcliffe [L.] 1912:148, Pl. 6 (fig. 3)] Notes: [Memoirs of the Museum of Comparative Zoology v. 35; ref. 14961] San Cristóbal Island [Chatham Island], Galápagos Islands, Albatross. Current status: Valid as Platygillellus rubellulus (Kendall & Radcliffe 1912). Dactyloscopidae. Distribution: Eastern Pacific: Galápagos Islands. Habitat: marine.

Species Platygillellus rubrocinctus (Longley, 1934) [=Gillellus rubrocinctus Longley [W. H.] 1934:257, Gillellus quadrocinctus Beebe [W.] & Hollister [G.] 1935:222, Fig. 27] Notes: [Carnegie Institution of Washington Publications No. 33; ref. 13896] Bird Key reef flats, Tortugas, Florida, U.S.A. Current status: Valid as Platygillellus rubrocinctus (Longley 1934). Dactyloscopidae. Distribution: Western Atlantic. Habitat: marine. (quadrocinctus) [Zoologica, Scientific Contributions of the New York Zoological Society v. 19 (no. 6); ref. 13873] Union Island, Grenadines, British West Indies, depth 1.5 feet. Current status: Synonym of Platygillellus rubrocinctus (Longley 1934). Dactyloscopidae. Habitat: marine.

Species Platygillellus smithi Dawson, 1982 [=Platygillellus smithi Dawson [C. E.] 1982:67, Fig. 20] Notes: [Bulletin of Marine Science v. 32 (no. 1); ref. 1072] 183 meters off southwest point, Little Inagua Island, Bahamas, 0-7.6 meters. Current status: Valid as Platygillellus smithi Dawson 1982. Dactyloscopidae. Distribution: Western Atlantic: Bahamas. Habitat: marine.

GENUS Sindoscopus Dawson, 1977 - sand stargazers [=Sindoscopus Dawson [C. E.] 1977:150] Notes: [ref. 1067]. Masc. Gillellus australis Fowler & Bean 1923. Type by original designation (also monotypic). •Valid as Sindoscopus Dawson 1977 -- (Dawson 1982:83 [ref. 1072], Doyle 1998:77 [ref. 23308], Hastings & Springer 2009:11 [ref. 30391], Hastings 2009:102 [ref. 30397]). Current status: Valid as Sindoscopus Dawson 1977. Dactyloscopidae.

Species Sindoscopus australis (Fowler & Bean, 1923) [=Gillellus australis Fowler [H. W.] & Bean [B. A.] 1923:23] Notes: [Proceedings of the United States National Museum v. 63 (no. 2488); ref. 1474] Valparaíso, Chile. Current status: Valid as Sindoscopus australis (Fowler & Bean 1923). Dactyloscopidae. Distribution: Southeastern Pacific: Chile. Habitat: marine.

GENUS Storrsia Dawson, 1982 - sand stargazers [=Storrsia Dawson [C. E.] 1982:78] Notes: [ref. 1072]. Fem. Storrsia olsoni Dawson 1982. Type by original designation (also monotypic). •Valid as Storrsia Dawson 1982 -- (Doyle 1998:77 [ref. 23308], Hastings & Springer 2009:11 [ref. 30391], Hastings 2009:102 [ref. 30397]). Current status: Valid as Storrsia Dawson 1982. Dactyloscopidae.

Species Storrsia olsoni Dawson, 1982 [=Storrsia olsoni Dawson [C. E.] 1982:82, Fig. 23] Notes: [Bulletin of Marine Science v. 32 (no. 1); ref. 1072] Tidepool, Saco de Atalaia, Fernando de Noronha Island, Fernando de Noronha Archipelago, Brazil, depth 0-1 meters. Current status: Valid as Storrsia olsoni Dawson 1982. Dactyloscopidae. Distribution: Western Atlantic: Fernando Noronha Archipelago, Brazil. Habitat: marine