Geophis isthmicus (BOULENGER, 1894)

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Higher Taxa	Colubridae (Dipsadinae), Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes)
Subspecies
Common Names	E: Isthmian Earth Snake S: Minadora de Tehuantepec
Synonym	Atractus isthmicus BOULENGER 1894:307 Rabdosoma zebrinum — BOCOURT 1883: 539 Rhegnops zebrinus — COPE 1885: 178 Geophis zebrina — GÜNTHER 1893: 94 Geophis isthmicus — DUNN 1928: 1 Atractus zebrinus — AMARAL 1929: 190 Geophis isthmicus — LINER 1994 Geophis isthmicus — WILSON & TOWNSEND 2007: 11 Geophis isthmicus — WALLACH et al. 2014: 302
Distribution	Mexico (Oaxaca) Type locality: “Tehuantepec (Mexique occidental).”
Reproduction	oviparous
Types	Holotype: MNHN-RA 1984, a juvenile female
Diagnosis	Diagnosis: Downs 1967: 121 Unfortunately we had to temporarily remove additional information as this was scraped by multiple AI companies who sell that data. However, these details, e.g. detailed descriptions (about between half a page and a page) are available for collaborators and contributors. Please contact us if you need any of this material.
Comment	Only known from the type specimen.
Etymology	Named after Latin isthmus, isthmus; strait + Latin -icus, pertaining/belonging to; connected with; derived/coming from (place). [“...Tehuantepec...”].
References	Amaral,A. do 1930. Estudos sobre ophidios neotropicos XVIII. Lista remissiva dos ophidios da região neotropica. Mem. Inst. Butantan 4: 126-271 [1929] - get paper here Bocourt, M. F. 1883. In A. Duméril, M. F. Bocourt, and F. Mocquard, (1870-1909), Etudes sur les reptiles, p. i-xiv, 1-1012. In Recherches Zoologiques pour servir a l'Histoire de Ia Faune de l'Amérique Centrale et du Mexique. Mission Scientifique au Mexique et dans l'Amérique Centrale, Recherches zoologiques. Part 2, sect. 1. Imprimerie Impériale, Paris - get paper here Boulenger, George A. 1894. Catalogue of the snakes in the British Museum (Natural History). Volume II., Containing the Conclusion of the Colubridæ Aglyphæ. British Mus. (Nat. Hist.), London, xi, 382 pp. - get paper here Casas-Andreu, G., F.R. Méndez-De la Cruz and X. Aguilar-Miguel. 2004. Anfibios y Reptiles; pp. 375–390, in A.J.M. García-Mendoza, J. Ordoñez and M. Briones-Salas (ed.). Biodiversidad de Oaxaca. Instituto de Biología, UNAM-Fondo Oaxaqueño para la Conservación de la Naturaleza-World Wildlife Fund, México, D. F. Cope, E.D. 1885. Twelfth contribution to the herpetology of tropical America. Proc. Amer. Philos. Soc. 22: 167-194 [1884] - get paper here Downs, F. L. 1967. lntrageneric relations among colubrid snakes of the genus Geophis Wagler. Misc. Publ. Mus. Zool. Univ. Michigan 131: 1-193. - get paper here Dunn, E. R. 1928. New Central American snakes in the American Museum of Natural History. American Museum Novitates (314): 1-4 - get paper here Günther, A. C. L. G. 1885. Reptilia and Batrachia. Biologia Centrali-Américana. Taylor, & Francis, London, 326 pp. [published in parts from 1885-1902; reprint by the SSAR 1987] - get paper here Heimes, P. 2016. Snakes of Mexico. Chimaira, Frankfurt, 572 pp Mata-Silva, Vicente, Jerry D. Johnson, Larry David Wilson and Elí García-Padilla. 2015. The herpetofauna of Oaxaca, Mexico: composition, physiographic distribution, and conservation status. Mesoamerican Herpetology 2 (1): 6–62 - get paper here Wallach, Van; Kenneth L. Williams, Jeff Boundy 2014. Snakes of the World: A Catalogue of Living and Extinct Species. [type catalogue] Taylor and Francis, CRC Press, 1237 pp. WILSON, L.D. & J.H. TOWNSEND 2007. A checklist and key to the snakes of the genus Geophis (Squamata: Colubridae: Dipsadinae), with commentary on distribution and conservation. Zootaxa 1395: 1-31 - get paper here
External links	IUCN Red List https://www.facebook.com/groups/stshc/posts/385750483649556 Google images

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