最初描述为 Characodon encaustus:
- Jordan, David Starr & J.O. Snyder. 1899. "Notes on a collection of fishes from the rivers of Mexico, with description of twenty new species". Bulletin of the U.S. Fish Commission. 19:115-147 (ffm00041)
保育: Chapalichthys encaustus 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.