Thamnophis errans SMITH, 1942
Can you confirm these amateur observations of Thamnophis errans?
Thamnophis errans
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| Higher Taxa | Colubridae (Natricinae), Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes) |
| Subspecies | |
| Common Names | E: Mexican Wandering Garter Snake G: Mexikanische Wander-Strumpfbandnatter S: Jarretera Errante Mexicana |
| Synonym | Thamnophis ordinoides errans SMITH 1942: 112 Thamnophis ordinoides errans — SMITH & TAYLOR 1945 Thamnophis errans — SMITH 1950: 374 Thamnophis elegans errans — TANNER 1959 Thamnophis elegans errans — WEBB 1984 Thamnophis elegans errans — TANNER 1985: 656 Thamnophis errans — ROSSMAN et al. 1996: 178 Thamnophis errans — ROSSMAN & BURBRINK 2005 Thamnophis errans — JOHNSON et al. 2017 |
| Distribution | Mexico (Chihuahua, Durango, Jalisco, Nayarit) Type locality: Colonia Garcia, Chihuahua. |
| Reproduction | ovoviviparous. |
| Types | Holotype: USNM 46336, female; paraypes: FMNH; collection Date: July 1899. Paratypes: (n=5) Three topotypes, USNM 46337-9, and two from Coyotes, Durango FMNH 1499A-B. |
| Diagnosis | Diagnosis. A member of the ordinoides group, with 19-19-17 scale rows and maxil lary teeth 17 or 18, the posterior not con spicuously enlarged, although a little longer than the anterior teeth; ventrals 155 to 166 (155-156, females; 163-166, males); caudals 72 to 91 (72 to 82, females; 85 to 91, males); supralabials seven or eight; sixth labial large and not narrowed above; stripes very poorly defined as a rule, median stripe generally covering but one scale row where visible; spots between stripes small, those of the outer row usually very poorly de fined or absent; top of head dark, the color extending onto sides; supralabial region light, except for black posterior edges on most of the labials; a vaguely darker, longi tudinal line through lower temporal region. (Smith 1942: 112) |
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