. Bulletin. Natural history; Natural history. Fi>5. 76.—Nymph of Diplopctia modesta. Fi^. 77.—Diploprrla modfsta. surface in addition to short, stout setae encircling apex of each segment. Approximately mature specimens with a body length, exclusive of appendages, of 16 mm. A small nipple-like projection at each outer posterior corner of the submentum suggestive of an atrophied submental gill. Since there are only a few records of this species in the literature, I present the follow- ing. Colorado. — Pingree Park: Aug. 15-22, 1924, Drake & Hottes, 1$. Rocky Mountain' National Park, Fall
. Bulletin. Natural history; Natural history. Fi>5. 76.—Nymph of Diplopctia modesta. Fi^. 77.—Diploprrla modfsta. surface in addition to short, stout setae encircling apex of each segment. Approximately mature specimens with a body length, exclusive of appendages, of 16 mm. A small nipple-like projection at each outer posterior corner of the submentum suggestive of an atrophied submental gill. Since there are only a few records of this species in the literature, I present the follow- ing. Colorado. — Pingree Park: Aug. 15-22, 1924, Drake & Hottes, 1$. Rocky Mountain' National Park, Fall River and Olacier Creek: Aug. 15-17, 1940, T. H. Prison & T. H. Prison, Jr., 2^, 3$ (reared), 1 nymph, exuviae. Idaho.—Victor, Moose Creek: Aug. 12, 1940, T. H. Prison & T. H. Prison, Jr., \$, 19,4 exuviae. Montana.—Saltese: July 9, 1936, H. H. Ross, 1^ (reared). Silver Gate, Soda Butte Creek: Aug. 2, 1940, T. H. Prison & T. H. Prison, Jr., 4 nymphs. Oregon. — Wallowa County, Lick Creek: Aug. 12, 1937, 19. Benton County, Muddy Creek: April 12, 1938, S. G. Jevvett, Jr., 1^. Utah.—Logan Canyon: At light, July 29, 1937, Knowlton & Harmston, 36, 39 ; Aug. 1, 1937, Smith & Harmston, 1 c5 , 39; July 25, 1938, Knowlton & Harmston, 5^, 79- Washington.—Cashmere, Wenatchee River: July 10, 1936, H. H. Ross, U, 29- Wyoming. — Pahaska Tepee, north fork Shoshone River: July 29, 1940, T. H. Prison & T. H. Prison, Jr., 1 exuvia. Near Wapiti, north fork Shoshone River: July 30, 1940, T. H. Prison k T. H. Prison, Jr., 1,5 , 1 9 (both. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Illinois. Natural History Survey Division. Urbana, State of Illinois, Dept. of Registration and Education, Natural History Survey Division
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