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Reptiles
Eastern Black-tailed Rattlesnake
Crotalus ornatus
Authorship: Baird and Girard
Notes
It was elevated from a subspecies of C. molossus by Anderson and Greenbaum, 2012.
Records
It is nearly ubiquitous on IMRS in rocky areas.
Sources
[Anderson and Greenbaum, 2012, Couvillon, 2011a, b, Miranda et al., 2008]
Taxonomic Classification
KingdomAnimalia
PhylumChordata (Chordates)
SubphylumVERTEBRATA (Vertebrates)
ClassReptilia (Reptiles)
OrderSquamata (Lizards and Snakes)
SuborderSerpentes (Snakes)
FamilyVIPERIDAE (Viper Family)
GenusCrotalus
Speciesornatus
Conservation assessments from the following sources:
- NatureServe Explorer
- IUCN Red List
- Texas Parks & Wildlife — Species of Greatest Conservation Need (SGCN)
| IUCN Red List | Not assessed |
|---|---|
| NatureServe Global (opens in new tab) | GNRNot Ranked |
| NatureServe (Texas) (opens in new tab) | SNRNot Ranked |
| Texas SGCN | Not assessed |
Theses, papers, and notes featuring this species.
- Movement, home range size, and habitat use of Eastern Black-tailed Rattlesnakes (Crotalus ornatus) in the Chihuahuan Desert. (opens in new tab)Emerson, J. D., D. L. DeSantis, V. Mata-Silva, A. E. Wagler, and J. D. Johnson · 2022 · Herpetologica 78(2): 110–118 · Journal Article
- Behavioral ecology of a desert ambush predator: assessing movement patterns, habitat and microhabitat use, and the innate feeding response of Eastern Black-tailed Rattlesnakes (Crotalus ornatus) in the northern Chihuahuan Desert. (opens in new tab)Emerson, J. D. · 2020 · Dissertation
- Crotalus ornatus (Eastern Black-tailed Rattlesnake). Feeding Behavior. (opens in new tab)Emerson, J. D., and J. D. Johnson · 2020 · Herpetological Review 51(2): 346 · Natural History Note
- Crotalus molossus (Black-tailed Rattlesnake). Rain harvesting behavior. (opens in new tab)Mata-Silva, V., J. D. Johnson, and A. Rocha · 2012 · Herpetological Review 43(1): 145–146 · Natural History Note
- Ecological study of oxygen consumption in three species of rattlesnakes, Crotalus atrox, Crotalus lepidus, and Crotalus molossus (Viperidae) from the northern Chihuahuan Desert. (opens in new tab)Miranda, L. · 2009 · Thesis
- Crotalus molossus (Blacktail Rattlesnake). Morphology. (opens in new tab)Miranda, L. Jr., V. Mata-Silva, S. Dilks, H. Riveroll Jr., and J. D. Johnson · 2008 · Herpetological Review 39(1): 97 · Natural History Note