Green swordtail

Green swordtail
Wild type male of Xiphophorus hellerii
Xiphophorus hellerii, captive-bred red variant, male (top) and female (below)

Secure  (NatureServe)
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Cyprinodontiformes
Family: Poeciliidae
Genus: Xiphophorus
Species:
X. hellerii
Binomial name
Xiphophorus hellerii
Heckel, 1848

The green swordtail (Xiphophorus hellerii) is a species of freshwater/brackish fish in family Poeciliidae of order Cyprinodontiformes. A live-bearer, it is closely related to the southern platyfish or 'platy' (X. maculatus) and can crossbreed with it. It is native to an area of North and Central America stretching from Veracruz, Mexico, to northwestern Honduras.

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