Cyprinodontiformes

An order of ray-finned fish, also called the Microcyprini, and comprising mostly small, fresh-water fish. They are closely related to the Atheriniformes[?] and are occasionally included with them. Many popular aquarium fish, such as killifish and live-bearers, belong here.

• Family Anablepidae[?] (four-eyed fish)
• Family Cyprinodontidae[?] (pupfish)
• Family Fundulidae[?]
• Family Goodeidae[?]
• Family Rivulinidae[?]
• Family Poeciliidae (live-bearers)
• ...

Death Valley pupfish