نبذة مختصرة : Crotalus ehecatl sp. nov. Figs. 7–8, Table 3 Crotalus culminatus — Heimes (2016): 439 (in part); Crotalus simus— Savage et al. (2005): 370; Wüster et al. (2005): 1097 (Fig.1), 1103; Heimes (2016): 470 (in part), 492 (Fig. 619), 518 (Map 186). Crotalus simus simus — Campbell & Lamar (2004): 584 (Fig. 212; Map 109), 586, Plate 956. Crotalus durissus durissus — Klauber (1941): 61, 64, 65, 67, 71; Smith & Taylor (1950): 348; Armstrong & Murphy (1979): 10; McCranie (1993): 577.2 (Map 1), 577.5. Holotype. Adult male (ECO-CH-H-3778) collected on 22 October of 2016 by Jorge Arturo Hidalgo García, in San José Tintonishac (16.29366°, 91.961840°; 1504 m asl), Las Margaritas, state of Chiapas, Mexico. Paratypes. Six specimens, all from Mexico. Chiapas: Juvenile female (ECO-CH-H-3777) collected 08 October of 2016 by J.A. Hidalgo García, in San José Tintonishac (16.2941°, -91.95931 °; 1497 m asl), municipality of Las Margaritas; juvenile female (ECO-CH-H-3776) collected on 24 September of 2015 by T. Ramírez Valverde and R.A. Carbajal Márquez, at 12.2 km west of Chiapa de Corzo (16.706618°, -92.896292 °; 1071 m asl), municipality of Chiapa de Corzo. Oaxaca: adult female (SDSNH-24383) and adult male (MCZ-R-27819) collected on 1929 by W. W. Brown Jr., at San Pedro Tepanatepec (16.368660 °, - 94.193445°; 63 m asl), municipality of San Pedro Tepanatepec; collected on July 1927 by W.W. Brown Jr., at San Pedro Tepanatepec (16.368660°, - 94.193445°; 63 m asl), municipality of San Pedro Tepanatepec. Adult female (MCZ-R-27821) collected July 1927 by Wilmot W. Brown Jr., at San Pedro Tepanatepec (16.368660°, - 94.193445°; 63 m asl), municipality of San Pedro Tepanatepec. Adult male (MCZ-R-46485) collected on January 1942 by W. Barker near Santo Domingo Tehuantepec (16.324765°, -95.238529°; 52 m asl), municipality of Santo Domingo Tehuantepec. Diagnosis. A rattlesnake belonging to the Crotalus durissus species complex, characterized as other species by a prominent vertebral process and conspicuous scale tuberculations. The ...
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