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Citation: Midtgaard, Rune. RepFocus - A Survey of the Reptiles of the World. (www.repfocus.dk).
Latest update: December 31st, 2022.

Taxonomy of the family Iguanidae
Bibliography of the genus Cachryx
Biodiversity of the family Iguanidae


Yucatan Spiny-tailed Iguanas

Yucatan Schwarzleguane


1866 Cachryx Cope (type species: Cachryx defensor Cope 1866)
Contents: 2 species, none of which are endemic.
Endemism: 0% 100%
Remarks: Previously regarded as a synonym of Ctenosaura (e.g., Etheridge 1982). Revalidated by Malone, Reynoso & Buckley (2017).
Distribution: Guatemala, Mexico (Campeche, Quintana Roo, Yucatan).

Cachryx alfredschmidti

Campeche Spiny-tailed Iguana



1995 Ctenosaura alfredschmidti Köhler
Cachryx alfredschmidti Malone, Reynoso & Buckley 2017

Remarks: According to González-Sánchez, Johnson, García-Padilla, Mata-Silva, DeSantis & Wilson (2017), alfredschmidti occurs in the state of Yucatan, but I have been unable to find any publication that reports exact localities, hence, presence in the state is not included in the map.
Distribution: Guatemala, Mexico (Campeche, Quintana Roo, Yucatan).

Cachryx defensor

Northern Yucatan Spiny-tailed Iguana

Nördlicher Yucatan-Schwarzleguan

Nordlig Yucatan-tornhaleleguan

1866 Cachryx defensor Cope
Ctenosaura defensor Günther 1890
Enyaliosaurus defensor Duellman 1965
1886 Ctenosaura erythromelas Boulenger (Duellman 1965)
Cachryx erythromelas Cope 1887
Enyaliosaurus erythromelas Smith & Taylor 1950
1911 Ctenosaura annectens Werner (Bailey 1928)

Distribution: Guatemala, Mexico (Campeche, Quintana Roo, Yucatan).