Poecilia
Synonyms
Guppies
Guppy
Lebistes
Mollies
Molly
Poecilias
A genus of livebearing cyprinodont fish comprising the guppy and molly. Some species are virtually all female and depend on sperm from other species to stimulate egg development. Poecilia is used in carcinogenicity studies as well as neurologic and physiologic research.