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Higher Taxa |
Colubridae, Natricinae, Serpentes (snakes |
Subspecies |
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Common Name |
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Synonym |
Thamnophis conanti ROSSMAN & BURBRINK 2005 |
Location |
Mexico (Puebla-Veracruz state line)
Type locality: Mexico, Puebla-Veracruz state line at Mexico Highway 125 [number in error, it is Highway 150 that extends north from Tehuacan, Puebla, to the state line at Puerto del Aire |
Holotype |
Holotype: LSUMZ 75985 (originally USL 23933), an adult female, collected 15 August 1975 by Tom Hardaway |
Comment |
Etymology: Named after Roger Conant, American herpetologist.
Diagnosis. Thamnophis conanti can be distinguished from all other Mexican species of the genus by the following combination of characteristics: (1) maximum DSR 17; (2) maxillary teeth 16-18; (3) top of head unpatterned; (4) two rows of relatively small black spots between the light vertebral and lateral stripes; (5) nuchal blotches predominantly brown; (6) prominence of black bar along posterior suture of SL 5 equal to, or less than, bar along SL 6 and 7 suture; (7) V averaging 150 in males, 144 in females; (8) SC averaging 72 in males, 64 in females; (9) tail of moderate length (mean T/TL 25% in males, 23% in females); (10) prefrontal suture usually slightly longer than the internasal suture (mean PFL/INL 105%); (11) muzzle tip usually moderately broad (mean INR/NR 107%); (12) anterior nasal usually shorter than posterior nasal (mean AN/PN 77%); (13) parietals usually of moderate length (mean FL/PL 75%); and (14) frontal usually of moderate width posteriorly (mean FWP/FWA 75 |
References |
- Rossman, D.A. & Burbrink, F.T. 2005. Species limits within the Mexican garter snakes of the Thamnophis godmani complex. Occ. Papers Mus. Nat. Science (79): 1-43
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