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Crotalus scutulatus (KENNICOTT, 1861)

IUCN Red List - Crotalus scutulatus - Least Concern, LC

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Higher TaxaViperidae, Crotalinae, Serpentes (snakes) 
SubspeciesCrotalus scutulatus salvini GÜNTHER 1895
Crotalus scutulatus scutulatus (KENNICOTT 1861) 
Common NamesE: scutulatus: Mojave (Green) Rattlesnake; salvini: Huamantlan Rattlesnake
G: Mojave-Klapperschlange 
SynonymCrotalus scutulatus scutulatus (KENNICOTT 1861)
Caudisona scutulata KENNICOTT 1861: 207
Crotalus scutulatus — COPE 1875
Crotalus scutulatus scutulatus — GLOYD 1940
Crotalus scutulatus — COPE 1883
Crotalus confluentus kellyi AMARAL 1929: 90 (fide KLAUBER 1930)
Crotalus scutulatus scutulatus — STEBBINS 1985: 233
Crotalus scutulatus scutulatus — CONANT & COLLINS 1991: 236
Crotalus scutulatus scutulatus — LINER 1994
Crotalus scutulatus — MCDIARMID, CAMPBELL & TOURÉ 1999: 293
Crotalus scutulatus scutulatus — TENNANT & BARTLETT 2000: 532
Crotalus scutulatus scutulatus — DIXON 2000
Crotalus scutulatus — HOSER 2009
Crotalus scutulatus — WALLACH et al. 2014: 194

Crotalus scutulatus salvini GÜNTHER 1895
Crotalus salvini GÜNTHER 1895
Crotalus scutulatus salvini GLOYD 1940
Crotalus scutulatus salvini — LINER 1994
Crotalus scutulatus salvini — BEAMAN & HAYES 2008 
DistributionUSA (S California, S Nevada, Arizona, S New Mexico, W Texas),
Mexico (N/E Sonora, Chihuahua, W/S Coahuila, Durango, Zacatecas, San Luis Potosi, S Nuevo Leon, W Tamaulipas, south to S Puebla, Aguascalientes, Quéretaro)

Type locality: Fort Buchanan, near present-day Sonoita, in Santa Cruz County, Arizona.

kellyi: Type locality: Needles, CA.

salvini: Mexico (Tlaxcala, Puebla, Hidalgo, WC Veracruz)

scutulatus: W Texas Map legend:
TDWG region - Region according to the TDWG standard, not a precise distribution map.

NOTE: TDWG regions are generated automatically from the text in the distribution field and not in every cases it works well. We are working on it.
 
TypesHolotype: ANSP 7069 (formerly one of two specimens of USNM 5027)
kellyi: Holotype SDSNH 194; paratype SDSNH 195. 
CommentVenomous! Crotalus scutulatus scutulatus and Crotalus cerastes laterorepens hybridized in captivity.

Reproduction: viviparous.

Nomenclature: Hoser’s 2009 classification and nomenclature has been rejected as unnecessary and unavailable by WÜSTER & BERNILS 2011. 
EtymologyEtymology (scutulatus): The Latin scutula, "a small plate," and -atus, "provided with," refer to the perceived smaller scales than in other populations. 
References
  • Amaral,A. do 1929. Studies of nearctic ophidia V. On Crotalus confluentus Say, 1823, and its allied forms. Bull. Antivenin Inst. Amer. 2 (4): 86-97
  • Borja, Miguel; Gamaliel Castañeda, Jorge Espinosa, Edgar Neri, Alejandro Carbajal, Herlinda Clement, 2014. Mojave Rattlesnake (Crotalus scutulatus scutulatus) with Type B Venom from Mexico. Copeia 2014 (1): 7–13 - get paper here
  • Bush, S.P.; Cardwell, M.D. 1999. Mojave rattlesnake (Crotalus scutulatus scutulatus) identification. Wilderness and Environmental Medicine 10(1):6-9.
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  • Cardwell, Michael D.; Steve W. Gotte, Roy W. McDiarmid, Ned Gilmore, and James A. Poindexter 2013. Type specimens of Crotalus scutulatus (Chordata: Reptilia: Squamata: Viperidae) re-examined, with new evidence after more than a century of confusion. Proceedings of the Biological Society of Washington Mar 2013, Vol. 126, No. 1: 11-16. - get paper here
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