3441 Etheostoma microperca Jordan & Gilbert, 1888 Percidae Perches Etheostomatinae Perciformes/Percoidei Teleostei Least darter North America: Great Lakes and Mississippi River basins from eastern Ontario in Canada and from Minnesota south to southern Ohio, central Indiana and central Illinois in the USA; Ozarks-Ouachita drainages of southern Missouri, southeastern Kansas, northwestern Arkansas and eastern Oklahoma in the USA. AMNH 53125 1969 Etheostoma microperca AMNH 55739 1969 Etheostoma microperca