Bufo alvarius

Bufo cognatus

Bufo debilis

Bufo kellogi

Bufo mazatlanesis

Bufo mexicanus

Bufo microscaphus

Bufo occidentalis

Bufo punctatus

Bufo retiformis

Bufo woodhousei

Gastrophryne olivacea

Scaphiopus couchii

Spea bombifrons

Spea intermontana

Spea multiplicata