Great Plains Narrow-mouthed Toad
- kingdom: Animalia
- phylum: Chordata
- class: Amphibia
- order: Anura
- family: Microhylidae
- genus: Gastrophryne
- species: Gastrophryne olivacea
Yago
Nayarit- Guamúchil
- Mazatlán
- Villa Unión
Sinaloa- Ciudad Victoria
Tamaulipas
Mexico
Van Buren
Arkansas- Aledo
- Alice
- Archer City
- Austin
- Bastrop
- Bay City
- Beverly
- Beverly Hills
- Bryan
- Cedar Hill
- Cleveland
- College Station
- Comanche
- Dallas
- Dripping Springs
- Edinburg
- Electra
- Floresville
- Hollywood Park
- Hornsby Bend
- Houston
- La Grange
- Lackland Air Force Base
- Lockhart
- Lubbock
- Mount Vernon
- Palo Pinto
- Progreso
- Rancho Alegre
- Redwood
- Rockport
- Rollingwood
- San Antonio
- San Marcos
- Smithville
- South Point
- Tomball
- Trinity
- Waco
- Wichita Falls
- Winters
- Woodsboro
Texas
United States