Considered a synonym of Gila intermedia (Girard, 1856)
- Gilbert, Carter R.. 1998. "Type catalog of Recent and fossil North American Freshwater fishes: families Cyprinidae, Catostomidae, Ictaluridae, Centrarchidae and Elassomatidae". Florida Museum of Natural History, Special Publication No. 1. 1-284 (ffm00083)
Original description as Squalius lemmoni:
- Smith, Rosa. 1884. "Description of a new species of Squalius". Bulletin of the California Academy of Sciences. (1):3-4 (ffm00131)