the root (no rank)
Eukaryota (domain)
Metazoa (kingdom)
Chordata (phylum)
Craniata (subphylum)
Vertebrata (no rank)
Gnathostomata (superclass)
Actinopterygii (class)
Neopterygii (no rank)
Teleostei (no rank)
Euteleostei (no rank)
Cyprinodontiformes (order)
Poeciliidae (family)
Gambusia (genus)
Gambusia nicaraguensis (species)
[hide inferior taxa]