Crotalus armstrongi
| Crotalus armstrongi | |
|---|---|
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Reptilia |
| Order: | Squamata |
| Suborder: | Serpentes |
| Family: | Viperidae |
| Genus: | Crotalus |
| Species: | C. armstrongi
|
| Binomial name | |
| Crotalus armstrongi Campbell, 1979
| |
| Synonyms | |
| |
Crotalus armstrongi,[1] the western dusky rattlesnake, is a species of pit viper in the family Viperidae. The species is endemic to Mexico. It is a relatively small venomous snake and is known for its distinctive dusky coloration. No subspecies are recognized.[2]