Heads up: this taxon concept is inactive. It has been split into Crotalus ornatus and Crotalus molossus. View taxonomic changes

Classification
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All Names

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

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Extras

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Recent observations

Photos / Sounds

Square

What

Black-tailed Rattlesnake Crotalus molossus [inactive]

Observer

ric_ramirez

Date

June 28, 2016 10:00 PM MDT

Photos / Sounds

What

Black-tailed Rattlesnake Crotalus molossus [inactive]

Observer

axeira

Date

August 14, 2016 08:31 PM EDT

Photos / Sounds

Square

What

Black-tailed Rattlesnake Crotalus molossus [inactive]

Observer

dcandia04

Date

September 9, 2014 10:30 AM CDT

Place

México (Google, OSM)

Photos / Sounds

Square

What

Black-tailed Rattlesnake Crotalus molossus [inactive]

Observer

kawood11

Date

October 13, 2016 11:30 AM CDT

Place

Texas, US (Google, OSM)

Photos / Sounds

Square

What

Black-tailed Rattlesnake Crotalus molossus [inactive]

Observer

kawood11

Date

September 20, 2016 09:40 PM CDT

Place

Texas, US (Google, OSM)

Photos / Sounds

What

Black-tailed Rattlesnake Crotalus molossus [inactive]

Observer

arturoc

Date

October 8, 2016 07:08 PM CDT

Photos / Sounds

What

Northern Black-tailed Rattlesnake Crotalus molossus ssp. molossus [inactive]

Observer

agnishino

Date

July 24, 2016

Photos / Sounds

Square

What

Black-tailed Rattlesnake Crotalus molossus [inactive]

Observer

voicewld

Date

October 5, 2016 10:37 AM MDT

Description

Lives in the Saguaro Building terrarium.

Photos / Sounds

Square

What

Black-tailed Rattlesnake Crotalus molossus [inactive]

Observer

troyhibbitts

Date

September 30, 2016 10:25 PM CDT

Photos / Sounds

Square

What

Black-tailed Rattlesnake Crotalus molossus [inactive]

Observer

troyhibbitts

Date

September 29, 2016 08:24 PM CDT

Photos / Sounds

Square

What

Black-tailed Rattlesnake Crotalus molossus [inactive]

Observer

wild-about-texas

Date

August 8, 2003

Photos / Sounds

Square

What

Black-tailed Rattlesnake Crotalus molossus [inactive]

Observer

wild-about-texas

Date

August 18, 2016

Description

Photo by JGarza

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

  • Mexico
    Sujeta a protección especial (Pr) (Source: Norma Oficial 059)
Source: IUCN 2010. IUCN Red List of Threatened Species. Version 2010.4. http://www.iucnredlist.org/technical-documents/spatial-data. Downloaded March 2011.
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