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Taxonomy of the family Crotaphytidae
Bibliography of the genus Crotaphytus
Biodiversity of the family Crotaphytidae








Genus
Crotaphytus

Typical Collared Lizards

Eigentliche Halsbandleguane

Egentlige Halsbåndleguaner

1842 Crotaphytus Holbrook (type species: Agama collaris Say 1823)
Contents: 9 species, of which 5 (55.6%) are endemic.
Distribution: W. & C. USA, N. Mexico.
Reported from: Mexico (Baja California Norte [incl. Isla Angel de la Guarda], Baja California Sur, Chihuahua, Coahuila, Durango, Nuevo Leon, San Luis Potosi, Sonora, Tamaulipas, Zacatecas), USA (Arizona, Arkansas, California, Colorado, Idaho, Kansas, Missouri, Nevada, New Mexico, Oklahoma, Oregon, Texas, Utah).

Crotaphytus antiquus

Venerable Collared Lizard

Coahuila-Halsbandleguan

Coahuila-halsbåndleguan*

1995 Crotaphytus antiquus Axtell & Webb

Distribution: Mexico (Coahuila).


Crotaphytus bicinctores

Great Basin Collared Lizard, Great Basin Desert Collared Lizard, Mojave Black-collared Lizard

Mojave-Halsbandleguan

Sortbåndet Halsbåndleguan

1972 Crotaphytus collaris bicinctores Smith & Tanner
Crotaphytus insularis bicinctores Axtell 1972
Crotaphytus bicinctores Sanborn & Loomis 1979

Distribution: USA (Arizona, California, Idaho, Nevada, Oregon, Utah).


Crotaphytus collaris

Common Collared Lizard

Gewöhnlicher Halsbandleguan*

Almindelig Halsbåndleguan*

1823 Agama collaris Say
Crotaphytus collaris Holbrook 1842
Leiosaurus collaris Duméril 1856
1890 Crotaphytus baileyi Stejneger (McGuire 1996)
Crotaphytus collaris baileyi Stone 1903
1951 Crotaphytus collaris auriceps Fitch & Tanner (McGuire 1996)
1971 Crotaphytus collaris fuscus Ingram & Tanner (McGuire 1996)
1995 Crotaphytus collaris melanomaculatus Axtell & Webb (McGuire 1996)

Other common names:
auriceps: Yellow-headed Collared Lizard
baileyi: Western Collared Lizard
collaris: Eastern Collared Lizard
fuscus: Chihuahuan Collared Lizard
Remarks: Previously included bicinctores, dickersonae, insularis, and nebrius.
Introduced to: USA (Illinois).
Distribution: Mexico (Chihuahua, Coahuila, Durango, Nuevo Leon, San Luis Potosi, Sonora, Tamaulipas, Zacatecas), USA (Arizona, Arkansas, Colorado, Kansas, Missouri, Nevada, New Mexico, Oklahoma, Texas, Utah).


Crotaphytus dickersonae

Tiburon Collared Lizard, (Dickerson's Collared Lizard, Sonoran Collared Lizard)

Tiburon-Halsbandleguan*

Tiburon-halsbåndleguan*

1922 Crotaphytus dickersonae Schmidt
Crotaphytus collaris dickersonae Allen 1933

Remarks: Previously regarded as a subspecies of collaris. Revalidated as a separate species by Montanucci, Axtell & Dessauer (1975) and McGuire (1996).
Distribution: Mexico (Sonora).


Crotaphytus grismeri

Sierra los Cucapás Collared Lizard

Sierra los Cucapás-Halsbandleguan*

Sierra los Cucapás-halsbåndleguan*

1994 Crotaphytus grismeri McGuire

Distribution: Mexico (Baja California Norte).


Crotaphytus insularis

Angel de la Guarda Collared Lizard, Black-collared Lizard, Desert Collared Lizard, Angel Island Black-collared Lizard

Angel de la Guarda-Halsbandleguan

Angel de la Guarda-halsbåndleguan*

1921 Crotaphytus insularis Van Denburgh & Slevin
Crotaphytus collaris insularis Soulé & Sloan 1966

Remarks: Previously included bicinctores and vestigium. Now restricted to Angel de la Guarda Island (Baja California Norte, Mexico). Revalidated as a separate species by Smith & Tanner (1972).
Distribution: Mexico (Baja California Norte: Isla Angel de la Guarda).


Crotaphytus nebrius

Sonoran Collared Lizard

Sonora-Halsbandleguan

Sonora-halsbåndleguan*

1977 Crotaphytus collaris nebrius Axtell & Montanucci
Crotaphytus nebrius McGuire 1996

Distribution: Mexico (Sonora), USA (Arizona).


Crotaphytus reticulatus

Reticulate Collared Lizard

Genetzter Halsbandleguan, Gegitterter Halsbandleguan

Net-halsbåndleguan*

1858 Crotaphytus reticulatus Baird

Distribution: Mexico (Coahuila, Nuevo Leon, Tamaulipas), USA (Texas).


Crotaphytus vestigium

Baja California Collared Lizard, Baja California Black-collared Lizard

Niederkalifornischer Halsbandleguan

Baja California-halsbåndleguan*

1972 Crotaphytus insularis vestigium Smith
Crotaphytus vestigium Collins 1991

Distribution: Mexico (Baja California Norte, Baja California Sur), USA (California).