. Bulletin. Natural history; Natural history. UJ Illinois Natural Hisiokv Survey JiuLLETiN lol. 22, Art. 2 [These specimens were originally recorded by Hoppe (1938) under the name Chloroperla lydippf Newman.] Ontario.—C'ostello Lake, Algonquin Park, Ontario Fisheries Research Laboratory: Sta- tion 3, June 2, 1938, \V. M. Sprules, 3$ ; Sta- tion 3, June 17, 1939, 1$ ; June 6, 1939, \$ ; June 8. 1939, 1$; Station 4, June 12, 1939, \i ; Station 6, June 7, 1939, 1$; June 15, 1939, 19 ; June 6, 1939, 2i ; Station 7, June 9, 1939, 19. TtNNESSEE.—CJatlinburc: Fightinji Creek, branch of Little Pigeon
. Bulletin. Natural history; Natural history. UJ Illinois Natural Hisiokv Survey JiuLLETiN lol. 22, Art. 2 [These specimens were originally recorded by Hoppe (1938) under the name Chloroperla lydippf Newman.] Ontario.—C'ostello Lake, Algonquin Park, Ontario Fisheries Research Laboratory: Sta- tion 3, June 2, 1938, \V. M. Sprules, 3$ ; Sta- tion 3, June 17, 1939, 1$ ; June 6, 1939, \$ ; June 8. 1939, 1$; Station 4, June 12, 1939, \i ; Station 6, June 7, 1939, 1$; June 15, 1939, 19 ; June 6, 1939, 2i ; Station 7, June 9, 1939, 19. TtNNESSEE.—CJatlinburc: Fightinji Creek, branch of Little Pigeon River, IVIay 27, 1934, T. \\. Frison, c^ o , 9 9; Little Pigeon River, June 12, 1935, H. H. Ross, 1 9 ; Le Conte Creek. May 14, 1939, Frison & Ross, 7 i, 9 9; Le Conte Creek, June 14, 1940, T. H. Frison ft al., 6i, 39 ; Pigeon River, June 14, 1940, T. H. Frison et al., 19 ; June 14, 1940, T. H. Frison rl iiL, 19. : April 25, 1938, Ross i Burks, i, i , 9 9. Pk;eon Forge: May 13, 1939, Frison & Ross, \i . Townsend, Lynn- camp Prong, Little River: May 15, 1939, Prison & Ross, 1 c5 . Virginia.—Curley's Neck Bridge: April 19, 1938, M. K. Davis & H. T. Ries, 56, 29- Wisconsin.—Bloomer: June 5, 1936, Frison & Ross, 26, 79. Hayward, Teal Creek: Aug. 5, 1932, T. H. Frison, 1,5. Spooner, Nama- kagon River: June 5, 1936, Frison & Ross, 2 exuviae. Trout Lake: July 22, 1937, Frison i Ross, 1 <i , 7 9. Alloperla caudata Frison .-lllopprla caudata Frison (1934, p. 27). Original description, $, 9. It is a source of satisfaction now to add to the Illinois list of stoneflies the species laudata. originally described from mate- rial collected in Oklahoma. Specimens of this species were first found in Illinois in 1930, after persistent field work in a small stream in southwestern Illinois long sus- pected of harboring some aquatic insects of rare occurrence in this state. In 1940, more thorough collecting and better sea- sonal timing produced numerous
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