Classification
Within iNaturalist.org

All Names

  • English
    • Blacktail Rattlesnake
    • Black-tailed Rattlesnake
    • Black Tailed Rattlesnake
  • German
    • Schwarzschwanz-Klapperschlange
  • Scientific Names
    • Crotalus molossus
    • Crotalus ornatus
  • Seri
    • cocázni
    • sayahuqui
  • Tarahumara
    • sayahuki
  • Spanish
    • Cascabel de cola negra

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Recent observations

Photos / Sounds

Square

What

Black-tailed Rattlesnake Crotalus molossus

Observer

juancruzado

Date

July 29, 2014

Place

(Somewhere...)

Photos / Sounds

Square

What

Mexican black-tailed Rattlesnake Crotalus molossus ssp. nigrescens

Observer

juancruzado

Date

July 3, 2014

Place

(Somewhere...)

Photos / Sounds

Square

What

Black-tailed Rattlesnake Crotalus molossus

Observer

charro

Date

July 3, 2014

Place

(Somewhere...)

Photos / Sounds

What

Cascabel de cola negra oaxaqueña Crotalus molossus ssp. oaxacus

Observer

sorilet14

Date

February 20, 2015

Place

(Somewhere...)

Photos / Sounds

Square

What

Black Tailed Rattlesnake Crotalus molossus

Observer

hydaticus

Date

March 16, 2015

Photos / Sounds

Square

What

Black-tailed Rattlesnake Crotalus molossus

Observer

marioantonio

Date

August 5, 2013

Place

(Somewhere...)

Photos / Sounds

Square

What

Black-tailed Rattlesnake Crotalus molossus

Observer

silviaceppi

Date

July 14, 2014

Place

Ruby AZ (Google, OSM)

Description

Rattle snake resting in shade under house decking.

Photos / Sounds

Square

What

Black-tailed Rattlesnake Crotalus molossus

Observer

jameswbeck

Date

June 13, 1999

Photos / Sounds

Square

What

Black-tailed Rattlesnake Crotalus molossus

Observer

tori_aznha

Date

April 11, 2014

Place

Sedona, AZ (Google, OSM)

Description

Arizona Black-Tailed Rattlesnake. Mescal Trail, Sedona, AZ

Photos / Sounds

Square

What

Cascabel de cola negra oaxaqueña Crotalus molossus ssp. oaxacus

Observer

sorilet14

Date

November 14, 2014

Place

(Somewhere...)

Photos / Sounds

Square

What

Cascabel de cola negra Crotalus molossus

Observer

rosybadillo

Date

July 31, 2014

Place

(Somewhere...)

Photos / Sounds

Square

What

Blacktail Rattlesnake Crotalus molossus

Observer

gtsalmon

Date

June 7, 2006 12:53 AM CDT

Description

AOR on Hwy 118 S of Alpine, Texas. Imaged only. GTS 449. UTA DC 7216.

View all observations

Description from Wikipedia

Crotalus molossus is a venomous pit viper species found in the southwestern United States and Mexico. Four subspecies are currently recognized, including the nominate subspecies described here.

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Conservation Summary

Source: IUCN 2010. IUCN Red List of Threatened Species. Version 2010.4. http://www.iucnredlist.org/technical-documents/spatial-data. Downloaded March 2011.