. Bulletin. Natural history; Natural history. September, 1942 Prison: North American Plecoptera 283 very convincing bit of evidence that the two are identical. Since the distributional pattern of carulin- ensis is so poorly known, the following records, based upon the Illinois Natural History Survey collection and an examination of material sent for study, are presented. Maryland.—Keyser Ridge: Dec. 30, 193+, Prison &: Ross, 2 nymphs. New Hampshire.—North Woodstock, Bog Brook: June 21, 1941, Prison & Ross, 1 nymph. New York.—Llovd Cornell Wild Plower Preserve, Caroline': Aug. 16, 1928,


. Bulletin. Natural history; Natural history. September, 1942 Prison: North American Plecoptera 283 very convincing bit of evidence that the two are identical. Since the distributional pattern of carulin- ensis is so poorly known, the following records, based upon the Illinois Natural History Survey collection and an examination of material sent for study, are presented. Maryland.—Keyser Ridge: Dec. 30, 193+, Prison &: Ross, 2 nymphs. New Hampshire.—North Woodstock, Bog Brook: June 21, 1941, Prison & Ross, 1 nymph. New York.—Llovd Cornell Wild Plower Preserve, Caroline': Aug. 16, 1928, T. H. Prison, 1 nymph. Ithaca: Sept 4, 1936, Harvey Bowman, 39 nymphs; Coy Glen, under stones and in grav^el of rapid waters, Oct. 6, 198 [1908?], nymphs. Downsville: Campbell Brook, Sept. 4, 1935, nymphs; June 16, 1940, H. Dietrich, 1^. McLean: May 29, 1927, \$, 1 exuvia. Wild Life Preserve, Sister- ville: June 9, 1927, 19,1 exuvia. Schoharie: June 6, 1937, Flick, 1 $ ; May 14, 1938, P. Jen- nings, 1 nymph. Keene, small creek 3 miles west, Adirondack State Park: June 20, 1941, Prison k Ross, 1 exuvia. Euba Mills, Adi- rondack State Park: June 20, 1941, Prison & Ross, 1 exuvia. Roscoe, Beaver Kill Creek: June 28, 1940, P. Jennings, 1 $ . Mount Trem- PER, Esopus Creeic: July 31, 1938, P. Jennings, 19. Beaver Kill, Beaver Kill River: July 24, 1940, R. B. Pischer, 1 nymph. Upper Beaver Kill: June 21, 1936, Nottingham, 1 nymph. Catskill: June 20, 1936, J. B. N., 4 nymphs. North Carolina.—Black Mountain, fork north of Swannanoa: May, 1^ ; VI, 2$. Pennsylvania.—Poyntelle: June 17, 1904, M. Hebard, $. Monroe County: Marshall's Creek, May 24, 1935, W. J. Harmer, 3 nymphs; Saw Creek, May 19, 1935, W. J. Harmer, 3 nymphs. Pike County, Saw Creek: May 19, 193 5, W. J. Harmer, 6 nymphs. Tennessee.—Gatlinburg: Le Conte Creek, May 14, 1939, Prison & Ross, 1 exuvia; May 14,'1939, Prison & Ross, 1^ (reared); June 13, 1940, Prison et al., many exuviae; June 14, 1940, Pri


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