ZooBank:5892E91D-4C12-403C-82B8-83B1F8848D43.

Descripción original como Agosia chrysogaster:

Girard, Charles Frederic. 1856. "Researches upon the cyprinoid fishes inhabiting the fresh waters of the United States, west of the Mississippi Valley, from specimens in the museum of the Smithsonian Institution". Proceedings of the Academy of Natural Sciences of Philadelphia. 8:165-213 - (ffm04542)

Sinónimos (1):

• Agosia metallica Girard, 1856, con localidad tipo en Rio San Pedro, an affluent of Gila River, Arizona, U.S.A. Certificador: Gilbert, 1998
• Hyborhynchus siderius Cope, 1875, con localidad tipo en Camp Lowell, on lower part of Cienega Creek, Pima County, Arizona, U.S.A. Certificador: Gilbert, 1998