Crotalus horridus was created in 1758.
Crotalus Horridus Horridus and Crotalus Horridus Atricaudatus for the southern "canebrake" race.
Crotalus Horridus.
Crotalus horridus
Trichosirocalus horridus was created in 1801.
Horridus - comics - was created in 1993.
There are two genera of rattlesnakes - Crotalus and Sistrurus. Each genus has a number of individual species such as:Crotalus viridis - prairie rattlesnakeCrotalus atrox - western diamondback rattlesnakeSistrurus catenatus - massasauga
Crotalus lepidus was created in 1861.
Crotalus durissus was created in 1758.
Crotalus adamanteus was created in 1799.
Crotalus atrox was created in 1853.
Crotalus horridus (Timber rattlesnake) is the only rattlesnake species found in the northeastern United States. See link below, please:
The European Adder (Vipera berus), Timber Rattlesnake (Crotalus horridus), King Cobra (Ophiophagus hannah), Boomslang (Dispholidus typus) & Belcher's Sea snake (Hydrophis belcheri) - are five examples of venomous snakes.