Sirenidae

Sirenidae or sirens is a family of aquatic salamanders. They have very small front legs and do not have back legs. They have gills for breathing. Sirens are found only in the southeastern United States and northern Mexico.

Taxonomy
The siren family (Sirenidae) is subdivided into two genera, with two species each:

Family SIRENIDAE
 Genus Pseudobranchus (Gray, 1825) – Dwarf sirens
 Pseudobranchus axanthus (Netting & Goin, 1942) – Southern Dwarf Siren
 Pseudobranchus striatus (LeConte, 1824) – Northern Dwarf Siren
 Genus Siren (Österdam, 1766) – Sirens
 Siren intermedia (Barnes, 1826) – Lesser Siren
 Siren lacertina (Linnaeus, 1766) – Greater Siren

References

 Books 

Other websites
 Tree of Life: Sirenidae 

Category:Salamanders