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<br />. <br /> <br />. <br /> <br />. <br /> <br />. <br /> <br />. <br /> <br />. <br /> <br />. <br /> <br />. <br /> <br />AQUATIC INSECTS OF THE ARKANSAS RIVER BASIN IN COLORADO <br /> <br />DATE July 23, 1974 <br />COLLECTION SITE Cottonwood Creek, Jump Steady, above at bridge <br /> <br />ORDER <br /> <br />Di ptera <br />Diptera <br />Di ptera <br />Oligochaete (class) <br />Tri choptera <br />Tri choptera <br />Ephemeroptera <br />Ephemeroptera <br />Ephemeroptera <br />Pl ecoptera <br /> <br />, <br /> <br />FAMILY <br /> <br />GENUS SPECIES <br /> <br />Tendipedidae <br />Tipulidae <br />Tipulidae <br /> <br />Hexatoma <br />Di cronota <br /> <br />Hydropsych i dae <br />Rhyaceph i 1 i dae <br />Heptageni i dae <br />Baetidae <br />Ephemere 11 i dae <br />Chloroperl idae <br /> <br />Potamyi a <br />Rhyacoph il a <br />Epeorus (Ironopsis) grandis <br />Baetis <br />Ephemerella inermis <br />Alloperla sp. <br /> <br />. <br /> <br />. <br /> <br />. <br /> <br />~ <br />C') <br />c..n <br />C) <br /> <br />SAMPLE NO. 49 <br /> <br />NO. INDIVIDUALS <br /> <br />2 <br />1 <br />1 <br />14 <br />3 <br />1 <br />1 <br />7 <br />1 <br />1 <br />