64920 Etheostoma erythrozonum Switzer & Wood, 2009 Percidae Perches Etheostomatinae Perciformes/Percoidei Teleostei Meramec Saddled Darter North America: USA. <i>Etheostoma erythrozonum</i> is restricted to the Meramec River drainage of Missouri. It is widely distributed within the Meramec River drainage, known from the main channel of the Meramec River in St. Louis County and upstream into larger tributaries. It is generally absent from small headwater streams (Ref. 80465). USNM 391646 37 N 91 W 2003 Etheostoma erythrozonum