2769 Gila robusta Baird & Girard, 1853 Leuciscidae Minnows Laviniinae Cypriniformes Teleostei Roundtail chub North America: Colorado River drainage in Wyoming, Colorado, Utah, New Mexico and Arizona, USA (Ref. 86798); also Rio Yaqui south to Rio Piaxtla in northwestern Mexico (Ref. 5723). AMNH 46112 1946 Gila robusta AMNH 46111 1954 Gila robusta AMNH 46113 1954 Gila robusta AMNH 27245 1960 Gila robusta AMNH 47088 1971 Gila robusta AMNH 47089 1971 Gila robusta AMNH 47090 1971 Gila robusta AMNH 47091 1971 Gila robusta AMNH 47092 1971 Gila robusta AMNH 47093 1971 Gila robusta AMNH 47094 1971 Gila robusta AMNH 47095 1971 Gila robusta AMNH 47096 1971 Gila robusta AMNH 47097 1971 Gila robusta AMNH 47098 1971 Gila robusta AMNH 47099 1971 Gila robusta