The longfin darter (''Etheostoma longimanum'') is a species of freshwater
ray-finned fish, a darter from the
subfamily
In biological classification, a subfamily (Latin: ', plural ') is an auxiliary (intermediate) taxonomic rank, next below family but more inclusive than genus. Standard nomenclature rules end subfamily botanical names with "-oideae", and zoologi ...
Etheostomatinae, part of the
family Percidae, which also contains the
perches,
ruffes and
pikeperches. It is
endemic to the eastern
United States, where it occurs in the upper
James River
The James River is a river in the U.S. state of Virginia that begins in the Appalachian Mountains and flows U.S. Geological Survey. National Hydrography Dataset high-resolution flowline dataThe National Map , accessed April 1, 2011 to Chesapea ...
drainage in
Virginia and
West Virginia. It inhabits rocky riffles of creeks and small rivers. This species can reach a length of .
References
Etheostoma
Fish described in 1888
Taxa named by David Starr Jordan
{{Percidae-stub