28 FAUNA OF NEW ENGLAND. 



LIBELLULIDAE. CORDULINAE. 



Ejntheca cynosura Cabot, Mem. mus. comp. zool., 1890, vol. 

 17, no. 1, p. 28, ])1. 4, fig. 1 (nymph). 



Me. — Rangeley, Bradley (Harvey), Manchester (Miss Wads- 

 worth). 



. Mass. — Wakefield, Boston (Cabot), Stow, Brookline, Canton 

 (Hagen), Sherborn (Babcock), Worcester (Hitchings). 



93. Tetragoneubia ctnosura semiaquea (Burmeister). 



Libellula semiaquea Burm., Ilandb. ent., 1839, vol. 2, p. 858. 

 " Savannah." 



Tetragonexiria semiaquea Calvert, Trans. Amer. ent. soc, 

 1893, vol. 20, p. 252. Needham, Bull. 47, X. Y. st. mus., 1901, 

 p. 493 (nymph). Howard, Insect book, 1901, pi. 43, fig. 1. 



Me. — May to July; Bradley (Harvey), Mt. Desert (Bullock) 

 Manchester (Miss Wadsworth) . 

 N. H. — Manchester (Biu-nham). 

 Mass. — Worcester (Hitchings), Martha's Vineyard (Moore). 



94. Tetragoneuria spinigera (Selys) Selys. 



Needham, Bull. 47, X. Y. st. mus., 1901, p. 493 (imago, nymph). 

 Cordulia spinigera Selys, Bull. acad. Belg., 1871, (2), vol. 31, 

 p. 269. "Canada." 



Tetragoneuria indistincta Morse, Psyche, 1895, vol. 7, p. 210. 



Me. — June, July ; Bradley (Harvey), Manchester (Miss Wads- 

 worth). 



N. H. — Manchester (Burnham, as cgnosura), Peterboro 

 (Cabot). 



Mass. — Winchendon (Morse). 



Note. The reference of T. indistincta Morse to this species is 

 made after an examination of the type. 



