最初命名為 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)
同種異名 (1):
- Cochlognathus ornatus Baird & Girard, 1854, 其模式產地在 Rio Grande at Brownsville, Cameron County, Texas, U.S.A. 鑑定者: Gilbert, 1998
保育: Pimephales vigilax 尚未被國際自然保育聯盟列入IUCN受威脅物種紅皮書名單中.