Classification
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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

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What

Black-tailed Rattlesnake Crotalus molossus

Observer

imwildlife

Date

May 29, 2016 06:01 PM MDT

Photos / Sounds

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What

Mexican black-tailed Rattlesnake Crotalus molossus ssp. nigrescens

Observer

dracorjc

Date

May 19, 2016 11:41 AM CDT

Place

(Somewhere...)

Photos / Sounds

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What

Black-tailed Rattlesnake Crotalus molossus

Observer

jrotzeke

Date

May 25, 2016 08:00 PM CDT

Photos / Sounds

What

Black-tailed Rattlesnake Crotalus molossus

Observer

mmccabe

Date

August 11, 2015 12:39 PM MDT

Photos / Sounds

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What

Black-tailed Rattlesnake Crotalus molossus

Observer

debm

Date

May 23, 2016 10:14 PM CDT

Description

Black tail rattlesnake

Photos / Sounds

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What

Oaxacan Black-tailed Rattlesnake Crotalus molossus ssp. oaxacus

Observer

tereka_lasso

Date

August 30, 2010

Place

(Somewhere...)

Photos / Sounds

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What

Black-tailed Rattlesnake Crotalus molossus

Observer

dracorjc

Date

May 16, 2016 10:39 AM CDT

Photos / Sounds

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What

Black-tailed Rattlesnake Crotalus molossus

Observer

tom79848

Date

May 16, 2016 08:14 PM CDT

Photos / Sounds

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What

Black-tailed Rattlesnake Crotalus molossus

Observer

ezpixels

Date

April 27, 2016

Description

Black-tailed Rattlesnake coiled next to the trail

Photos / Sounds

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What

Black-tailed Rattlesnake Crotalus molossus

Observer

atrox08

Date

May 14, 2016 09:46 PM CDT

Photos / Sounds

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What

Black-tailed Rattlesnake Crotalus molossus

Observer

tom79848

Date

May 14, 2016 09:30 PM CDT

Photos / Sounds

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What

Northern Black-tailed Rattlesnake Crotalus molossus ssp. molossus

Observer

troyhibbitts

Date

May 13, 2016 11:13 PM CDT

Description

Wow, iNat is actually not forcing C.ornatus on me LOL

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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