最初描述为 Xiphophorus helleri alvarezi:
ZooBank:AFD4F4F1-22C6-4011-B491-B425BADEC6EB.
- Rosen, Donn E. 1960. "Middle-American poeciliid fishes of the genus Xiphophorus". Bulletin of the Florida State Museum, Biological Sciences. 5(4):57-242 (ffm00047)
保育: Xiphophorus alvarezi 由国际自然保护联盟(IUCN)在濒危物种红色名录中为自然保育而进行了评估 evaluated (LC) 无危(Least Concern) (2018).