Acheilognathus deignani

Acheilognathus deignani is a species of freshwater ray-finned fish in the genus Acheilognathus, a bitterling. It is endemic to northern Vietnam and Mekong River basin. It grows to a maximum length of 5.2 cm.

Acheilognathus deignani
Conservation status
Data Deficient  (IUCN 3.1)[1]
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	Cypriniformes
Suborder:	Cyprinoidei
Family:	Acheilognathidae
Genus:	Acheilognathus
Species:	A. deignani
Binomial name
Acheilognathus deignani (H. M. Smith, 1945)[2]
Synonyms
Acanthorhodeus deignani Smith, 1945

Named in honor of Herbert Girton Deignan (1906-1968), Associate Curator of Birds, U.S. National Museum, who collected the type specimen.^[3]