Dodatak:Popis ribljih vrsta, Qui

Rod Quietula Jordan & Evermann in Jordan & Starks, 1895

1. Quietula guaymasiae (Jenkins & Evermann, 1889)
2. Quietula y-cauda (Jenkins & Evermann, 1889)

Pisces → Actinopterygii → Perciformes → Gobiidae

Rod Quintana Hubbs, 1934

1. Quintana atrizona Hubbs, 1934

Pisces → Actinopterygii → Cyprinodontiformes → Poeciliidae