Ayarnangra estuarius is a species of catfish (order Siluriformes) of the family Erethistidae. It is the only member of the monotypic genus Ayarnangra.

Ayarnangra
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Siluriformes
Family: Erethistidae
Genus: Ayarnangra
T. R. Roberts, 2001
Species:
A. estuarius
Binomial name
Ayarnangra estuarius

A. estuarius is endemic to Myanmar where it is found in the large tidal rivers in the lower Ayeyarwady River.[1] This species feeds on comparatively large invertebrates.[1]

A. estuarius has no thoracic adhesive apparatus, a granulate anterior margin of the pectoral fin spine, a smooth to granulate anterior margin of the dorsal fin spine, a slender body shape, moderate gill openings, and a papillate upper lip. The eyes are very small, and the nostrils are much larger than the eyes.[2] This species of fish reaches a length of 4.59 centimetres (1.81 in) SL.[1]

References

edit
  1. ^ a b c Froese, Rainer; Pauly, Daniel (eds.). "Ayarnangra estuarius". FishBase. December 2011 version.
  2. ^ Thomson, Alfred W.; Page, Lawrence M. (2006). "Genera of the Asian Catfish Families Sisoridae and Erethistidae (Teleostei: Siluriformes)" (PDF). Zootaxa. 1345: 1–96.