Family Crotaphytidae (%%%):
countries and regions with most species

© Rune Midtgaard
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*Countries/regions with same number of species are ranked alphabetically
Rank* Country / region Species
No. 1
Mexico
 10
No. 2
USA
 8
No. 3
Baja California Norte [Mexico]
 5
No. 4
California [USA]
 5
No. 5
Arizona [USA]
 4
No. 6
Coahuila [Mexico]
 4
No. 7
Sonora [Mexico]
 4
No. 8
Nevada [USA]
 3
No. 9
Texas [USA]
 3
No. 10
Utah [USA]
 3
No. 11
Baja California Sur [Mexico]
 2
No. 12
Chihuahua [Mexico]
 2
No. 13
Colorado [USA]
 2
No. 14
Durango [Mexico]
 2
No. 15
Idaho [USA]
 2
No. 16
New Mexico [USA]
 2
No. 17
Nuevo Leon [Mexico]
 2
No. 18
Oregon [USA]
 2
No. 19
Tamaulipas [Mexico]
 2
No. 20
Zacatecas [Mexico]
 2
No. 21
Arkansas [USA]
 1
No. 22
Illinois [USA]
 1
No. 23
Isla Angel de la Guarda [Mexico]
 1
No. 24
Kansas [USA]
 1
No. 25
Missouri [USA]
 1
No. 26
Oklahoma [USA]
 1
No. 27
San Luis Potosi [Mexico]
 1