最初描述为 Ceraticthys vigilax:
- Baird, Spencer F. & C.F. Girard. 1853. "Descriptions of new species of fishes, collected by captains R. B. Marcy, and Geo. B. M'Clellan, in Arkansas". Proceedings of the Academy of Natural Sciences of Philadelphia. 6:390-392 (ffm00109)
同种异名 (1):
- Cochlognathus ornatus Baird & Girard, 1854, 标本产地来自于 Rio Grande at Brownsville, Cameron County, Texas, U.S.A. 鉴定者: Gilbert, 1998
保育: Pimephales vigilax 未被国际自然保护联盟（IUCN）在濒危物种红色名录中为自然保育进行评估.