Gabb, W.M. 1869. Cretaceous and Tertiary fossils. [in] Meek, F.B. & W.M. Gabb. Geological Survey of California, Palæontology of California 2: 39-299, pls. 14-36. Available electronically.
Gabb, 1869. Geol. Surv. Calif., Paleont. 2: 242.
(new name for Cyprinella Gabb, 1864)
Gabb, 1869. Geol. Surv. Calif., Paleont. 2: 190, pl. 30, fig. 86.
Gabb, 1869. Geol. Surv. Calif., Paleont. 2: ??.