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Show 146 Colorado River and Edmunds from the Rivers is apparently another believed to have had now and species has evidently entered of the restricted to Colorado these and Green rivers. species, Traverella albertana McDunnough is a similar dispersal route and is now from Idaho. Should found The through tributaries However, knOwn (Edmunds, 1951b; Edmunds, 1952b; 1960). Musser, south and in Utah in the larger, twigs lodged species warmer among found rivers rocks. swarming during August be and The on in the state it will submerged branches adults have been September (Edmunds, be and reported 1951b). as |