Names cited in Report upon Geographical and Geological Explorations and Surveys West of the One Hundredth Meridian in Charge of First Lieut. Geo. M. Wheeler, Corps of Engineers, U.S. Army, Under the Direction of Brig. Gen. A. A. Humphryes, Chief of Engineers, U.S. Army. | Amphibian Species of the World

Names cited in Report upon Geographical and Geological Explorations and Surveys West of the One Hundredth Meridian in Charge of First Lieut. Geo. M. Wheeler, Corps of Engineers, U.S. Army, Under the Direction of Brig. Gen. A. A. Humphryes, Chief of Engineers, U.S. Army.

Class: Amphibia
- Order: Anura
  - Family: Bufonidae
    - Genus: Anaxyrus
      - Species: Anaxyrus boreas (Baird and Girard, 1852)
        
        Synonym: Bufo pictus Cope, 1875
      - Species: Anaxyrus woodhousii (Girard, 1854)
        
        Synonym: Bufo lentiginosus var. frontosus — Yarrow, 1875
        
        Synonym: Bufo lentiginosus var. woodhousei — Yarrow, 1875
  - Family: Ranidae
    - Genus: Lithobates
      - Species: Lithobates onca (Cope, 1875)
        
        Synonym: Rana onca Cope, 1875
  - Family: Scaphiopodidae
    - Genus: Spea
      - Species: Spea multiplicata (Cope, 1863)
        
        Synonym: Spea stagnalis Cope, 1875