Tropidonophis mairii

Common keelback
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Order: Squamata
Suborder: Serpentes
Family: Colubridae
Genus: Tropidonophis
Species:
T. mairii
Binomial name
Tropidonophis mairii
(Gray, 1841)
Synonyms
  • Tropidonotus mairii
    Gray, 1841
  • Natrix mairii
    Worrell, 1946
  • Amphiesma mairii
    Cogger & Lindner, 1974
  • Styporhynchus mairii
    — Cogger, 1983
  • Tropidonophis mairii
    Malnate & Underwood, 1988

Tropidonophis mairii, also known commonly as Mair's keelback, the common keelback, and the freshwater snake,:566 is a species of colubrid snake in the subfamily Natricinae. The species is native to Australasia.