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<br />AQUATIC INSECTS OF THE ARKANSAS RIVER BASIN IN COLORADO <br /> <br />DATE <br /> <br />September 27. 1974 <br /> <br />COLLECTION SITE <br /> <br />Salida, below discharge <br /> <br />ORDER FAMILY GENUS <br />Tricoptera Brachycentridae Brachycentrus <br />Diptera Rhagionidae Atherix <br />Tricoptera Glossosomatidae Glossosoma <br />Tricoptera Hydropsychidae Hydropsyche <br />Tri coptera Hydropsychidae Arctopsyche <br />Pl ecoptera Perlidae Acroneuria <br />Ephemeroptera Heptageniidae Rhithrogena <br />Ephemeroptera Baetidae Baetis <br />Diptera Tendipedidae <br />Coleoptera Elmidae Optioservus <br /> <br />SPECIES <br /> <br />variegata <br /> <br />. <br /> <br />. <br /> <br />. <br /> <br />. <br /> <br />. <br /> <br />. <br /> <br />. <br /> <br />. <br /> <br />SAMPLE NO. 88 <br /> <br />NO. INDIVIDUALS <br /> <br />. <br /> <br />30 <br />8 <br />1 <br />5 <br />5 <br />8 <br />1 <br />4 <br />4 <br />2 <br /> <br />. <br /> <br />. <br />