Drymarchon melanurus erebennus, commonly known as the Texas indigo snake, is a large, nonvenomous, colubrid snake native to Texas and Mexico. (Source. Drymarchon melanurus – (Dumeril, Bibron, and Dumeril, ) Central American Indigo Snake Other English Common Names: Central American indigo snake. Range Description. The range extends in the United States from southern Texas and Sonora south through the Gulf Coast of Mexico through the Yucatan.

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Structure, Function and Behavior of the World’s Snakes. Primarily diurnal, but partly nocturnal in some areas McCranie Indigo snakes are found from the southern U.

Comprehensive Report Species – Drymarchon melanurus

Pages in P. Central Venezuela, pp. Mating takes place in the winter with eggs laid in the spring. The Herpetofauna of Chiapas, Mexico: N Palustrine Habitat s: Herpetological Review 26 2: Herpetological Review 47 1: All documents and related graphics provided by this server and any other documents which are referenced by drymarchhon linked to this server are provided “as is” without warranty as to the currentness, completeness, or accuracy of any specific data.

Dorsal scales are smooth though large adult males may have a couple of keeled rows and in 17 rows near midbody. Indigos may also hiss, vibrate their tail, and flatten their necks vertically to appear “dangerous”. All species and ecological community data presented in NatureServe Explorer at http: Herpetological Review 46 1: Kansas Herpetological Society Newsletter Snakes of the United States and Canada.


Separation distance for suitable habitat was changed from 5 km to 10 km based on comments from Dale Jackson 12 Feb Each document delivered from this server or web site may contain other proprietary notices and copyright information relating to that document.

Medium Overall Threat Impact Comments: These data indicate that nearly all species have home ranges smaller or much smaller than 25 ha e. Drymarchon melanurus Taxonomic Melannurus Anal plate is undivided.

Middle American indigo snake

In other projects Wikimedia Commons Wikispecies. Integrated Taxonomic Information System.

Separation Distance for Unsuitable Habitat: Retrieved 8 February The specific epithet is Greek, from the words melano, meaning “black” and urus, meaning “tail”. Amphibians and Reptiles of the Municipality of Compostela. A contribution to a knowledge of the herpetology of a portion of the savanna region of Central Peten, Guatemala.

An updated checklist of the herpetofauna from Guerrero, Mexico. Notes on the Herpetofauna of Western Mexico A review of the subspecies of the indigo snake Drymarchon corais. From Wikipedia, the free encyclopedia. Crymarchon species is represented by a large number probably hundreds of occurrences or melaunrus see map in McCranie Busy highway or highway with obstructions such that snakes rarely if ever cross successfully; major river, lake, pond, or deep marsh this barrier pertains only to upland species and does not apply to aquatic or wetland snakes ; densely urbanized area dominated by buildings and pavement.


Drymarchon corais occurs in South America east of the Andes Wuster et al.

For upland snakes, shallow or patchy wetlands are treated as unsuitable habitat whereas large deepwater habitats subjective determination are barriers. Notes on the Herpetofauna of Nayarit, Mexico 1: WilliamsJeff Boundy Peripheral and elevational distribution, and a novel ddrymarchon item for Drymarchon melanurus in Sonora, Mexico. NatureServe drymwrchon update or make changes to the documents provided by this server at any time without notice; however, NatureServe makes no commitment to update the information contained herein.

Many of the several studies that report small home ranges for colubrids did not employ methods e. The Herpetological Journal The Herpetofauna of the Mexican Yucatan Peninsula: