Ein jüngeres Synonym von Xenoophorus captivus (Hubbs, 1924)
- Fitzsimons, John Michael. 1979. "Status of the nominal species of the fish genus Xenoophorus (Goodeidae, Cyprinodontiformes) from Mexico". Occasional Papers of the Museum of Zoology, Louisiana State University. (51):1-18 (ffm00876)
Erstbeschreibung als Xenoophorus exsul:
ZooBank:C3E46E2A-8910-408A-AB9E-B2AAD5BE4461.
- Hubbs, Carl Leavitt & C.L. Turner. 1939. "Studies of the fishes of the order Cyprinodontes. XVI. A revision of the Goodeidae". Miscellaneous Publications, Museum of Zoology, University of Michigan. (42):1-80 (ffm04500)