Totonacan Rattlesnake
Crotalus totonacus
Abstract
Totonacan Rattlesnake Crotalus totonacus has most recently been assessed for The IUCN Red List of Threatened Species in 2007. Crotalus totonacus is listed as Least Concern.
The Red List Assessment
Marquez, L.C., Mendoza-Quijano, F. & Quintero Díaz, G.E. 2024. Crotalus totonacus (amended version of 2021 assessment). The IUCN Red List of Threatened Species 2024: e.T197479A255901080. Accessed on 13 December 2025.
Last assessed
01 March 2007
Scope of assessment
Global
Population trend
Stable
Number of mature individuals
Habitat and ecology
Forest
Geographic range
-
Extant (resident)
Assessment Information
Global Assessment
IUCN Red List Category and Criteria - Global Assessment
Date assessed
01 March 2007
Year published
2024
Annotations
Needs updating
Assessment Information in detail
Geographic Range
Native
Extant (resident)
Mexico
Extant (resident)
Mexico (Hidalgo, Nuevo León, Querétaro, San Luis Potosí, Tamaulipas, Veracruz)
Number of locations
Upper elevation limit
1,680 metres
Lower elevation limit
0 metres
Geographic Range in detail
Population
Current population trend
Number of mature individuals
Population severely fragmented
No
Continuing decline of mature individuals
Population in detail
Habitat and Ecology
System
Habitat type
Generation length (years)
Congregatory
Movement patterns
Continuing decline in area, extent and/or quality of habitat
Habitat and Ecology in detail
Threats
Threats in detail
Use and Trade
Use and Trade in detail
Conservation Actions
In-place land/water protection
- Occurs in at least one protected area : Yes
Conservation Actions in detail
Bibliography
Red List Bibliography
Amendment
An incorrect author was added, so they have been replaced with the correct author and the citation string updated.External Data
Images and External Links
Images and External Links in detail
CITES Legislation from Species+
Data source
The information below is from the Species+ website.
CITES Legislation from Species+ in detail
Ex situ data from Species360
Data source
The information below is from Species360's Zoological Information Management System (ZIMS)
Ex situ data from Species360 in detail
Studies and Actions from Conservation Evidence
Data source
The information below is from the Conservation Evidence website.