Description

Dorsal soft rays (total): 7 - 9; Anal soft rays: 9 - 10. With two rows of dorsoventrally elongate markings on the lateral surface of the body. Distinguished from J. lineata by the absence of (1) a swelling between the urogenital opening and the anterior base of the anal fin in females and (2) a mandibular canal Pore W.

Common Names

Taxonomic Hierarchy

Kingdom: Animalia

Phylum: Chordata

Class: Teleostei

Order: Cyprinodontiformes

Family: Anablepidae

Genus: Jenynsia

Species: Jenynsia alternimaculata (Fowler, 1940)

Climate Zone

Biology

Viviparous (Ref. 45800).

Habitat

benthopelagic

Conservation Status

Endangered

Threat to Humans

Harmless