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searchable PDF - Association for Mexican Cave Studies

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Troglobacanius sbordonii VomeroTroglobacanius sbordonii Vomero, 1974:328, 345,347, 349-350, 353-355, 356-358, fig. 7-8; V0­mero, 1973:364 (nomen nudum); Decou andTherond, 1977:404.Type-Iocality.-Sotano de Gomez Farias, Tamaulipas,Mexico.Distribution.-Known only from the type-locality.See Fig. 79.Discussion.-This species is unique III many respectsand has been placed by Vomero (1974) in themonotypic sbordonii species group.Family HydrophilidaeDarlington (1936) reported three species of hydrophilidbeetle from open-air cenotes in Yucatan. Tropisternusapicipalpis Chevrolat was recorded by Pearse(1938b) from Cueva Yunchen, Yucatan. The onlyother record of this family from the cave habitat inMexico is of T. (Cyphostethus) chalybeus Laportefrom Sotano del Arroyo, San Luis PotosI.Family LeiodidaeThe family Leiodidae is represented in <strong>Mexican</strong>caves by many species, including two troglobites. Arecent collection of the leiodine Aglyptinus sp. fromHarrison Sinkhole, Tamaulipas, is the first record ofGUATEMALAr\.... r'...:-///Fig. 79.-Distrihution of troglobitic and troglophilic beetles of the family Histeridae: 1, Troglobacanius sbordonii; 2, T.reddelli; 3, T. bolivari; 4, T. maya; 5, Anapleus wenzeli.226

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