↑Jordan, D. S., 1877. Contributions to North American ichthyology based primarily on the collections of the United States National Museum. Núm. 2. A.--Notes on Cottidae ..., and Hyodontidae, with revisions of the genera and descriptions of new or little known species. Bull. U. S. Natl. Mus. Núm. 10: 1-68, Pls. 44-45.
↑Williams, J. D., 1975. Systematics of the percid fishes of the subgenus Ammocrypta, genus Ammocrypta, with descriptions of two new species. Bull. Alabama Mus. Nat. Hist. Núm. 1: 1-56.
↑Jordan, D. S. & S. E. Meek, 1885. List of fishes collected in Iowa and Missouri in August, 1884, with descriptions of three new species. Proceedings of the United States National Museum v. 8 (núm. 470): 1-17.
↑Williams, J. D., 1975. Systematics of the percid fishes of the subgenus Ammocrypta, genus Ammocrypta, with descriptions of two new species. Bulletin of the Alabama Museum of Natural History Núm. 1: 1-56.
↑Putnam, F. W., 1863. List of the fishes sent by the museum to different institutions, in exchange for other specimens, with annotations. Bull. Mus. Comp. Zool. v. 1 (art. 1): 2-16.
↑Hay, O. P., 1882. On a collection of fishes from the lower Mississippi Valley. Bull. U. S. Fish Comm. v. 2 (1882): 57-75.