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Park			Taxon Code
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National Park Service
U.S. Department of the Interior

NPSpecies - Park Species Profile


Crotalus viridis
Prairie Rattlesnake, Western Rattlesnake
Lassen Volcanic National Park
			Record Status: Approved
Occurrence:	Probably Present
Nativeness:	Native
Abundance:

Scientific Name with Authority:		Crotalus viridis (Rafinesque, 1818)
Park Preferred Common Name(s):
Park Synonyms:

Taxonomic Hierarchy:		Kingdom Animalia, Phylum Chordata, Subphylum Vertebrata, Order Squamata, Suborder Serpentes, Family Viperidae, Genus Crotalus, Species Crotalus viridis


Park Tags:
ParkTag -


Threatened/Endangered Status:
State Species of Concern Status:
Ozone-sensitive Status:
NatureServe Global Rank:		G5
NatureServe State Rank:
Evidence:		0 Observations, 0 Vouchers, 3 Data Store References, 0 External Links


Other Parks Where Species is Listed:
Agate Fossil Beds National Monument	Aztec Ruins National Monument
Badlands National Park	Bandelier National Monument
Bent's Old Fort National Historic Site	Bighorn Canyon National Recreation Area
Bryce Canyon National Park	Canyon De Chelly National Monument
Capulin Volcano National Monument	Chaco Culture National Historical Park
City Of Rocks National Reserve	Devils Postpile National Monument
Devils Tower National Monument	Dinosaur National Monument
El Malpais National Monument	El Morro National Monument
Fort Laramie National Historic Site	Fort Union National Monument
Glen Canyon National Recreation Area	Golden Gate National Recreation Area
Golden Spike National Historical Park	Grand Canyon National Park
Great Sand Dunes National Park and Preserve	Guadalupe Mountains National Park
Hovenweep National Monument	Hubbell Trading Post National Historic Site
John Day Fossil Beds National Monument	Lake Roosevelt National Recreation Area
Mesa Verde National Park	Missouri National Recreational River
Mount Rushmore National Memorial	Natural Bridges National Monument
Navajo National Monument	Nez Perce National Historical Park
Niobrara National Scenic River	North Cascades National Park
Pecos National Historical Park	Petrified Forest National Park
Petroglyph National Monument	Presidio of San Francisco
Rainbow Bridge National Monument	Saguaro National Park
Salinas Pueblo Missions National Monument	Scotts Bluff National Monument
Sunset Crater Volcano National Monument	Theodore Roosevelt National Park
Walnut Canyon National Monument	Washita Battlefield National Historic Site
Whiskeytown National Recreation Area	White Sands National Park
Wind Cave National Park	Wupatki National Monument
Yucca House National Monument


Last Modified Date:	10/28/2005

NPSpecies - The National Park Service biodiversity database. IRMA Portal version.https://irma.nps.gov/npspecies. Accessed 9/1/2026 9:26:17 AM

NatureServe Global Rank and State Rank

NatureServe. 2017. NatureServe Web Service. Arlington, VA. U.S.A. Available http://services.natureserve.org. Accessed: 12/4/2017. Updated quarterly.

This information is provided by NatureServe (www.natureserve.org) and its network of natural heritage member programs, a leading source of information about rare and endangered species, and threatened ecosystems.


Species Profile	Page 1 of 1	9/1/2026 9:26:17 AM

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