ODONATA. 7 



AGRIONIDAE. AGRIONINAE. 



Agrion Irene Hagen, Syn. Neur. N. Amer,, 1861, p. 74. 

 " Chicago .... Maine.'' 



Me. — June, Aug.; Orono, Fryeburg, Westbrook (Harvey), 

 Manchester (Miss Wadsworth), York Harbor (Moore). 

 N. H. — Mt. Washington, Franconia (Mrs. Slosson). 

 Mass. — Worcester (Hitchings). 



20. Nehalennia gracilis Morse. 



Morse, Psyche, 1895, vol. 7, p. 274. " Sherborn [and] 

 Welleslet, Mass." 



Mass. — June, July ; Wellesley, Sherborn (Morse). 



21. Amphtagriox saucium (Burmeister) Selys. 



Selys, Bull. acad. Belg., 1876, (2) vol. 41, p. 285. Needham, 

 Bull. 68, N. Y. St. mus., p. 247, pi. 18, figs. 1, 2 (imago), pi. 14, 

 fig. h, pi. 15, fig. c, pi. 18, fig. 7 (nymph). 



Agrion saucium Burm., Handb. ent., 1839, vol. 2, p. 819. 

 " Sud-Karolina." 



Me. — June, July; Orono, Bradley (Harvey), Manchester 

 (Miss Wadsworth). 



IST. H. — Franconia (Mrs. Slosson). 

 Mass. — ■ (Hagen). 



22. Enallagma durum (Hagen) Selys. 



Selys, Bull. acad. Belg., 1876, (2) vol. 41, p. 500. Calvert, 

 Trans. Amer. ent. soc, 1893, vol. 20, p. 236, pi. 3, fig. 32. 



Agrion durum Hagen, Syn. Xeur. N. Amer., 1861, p. 87. 

 "Maryland; Louisiana; Florida." 



Mass. — July; Woods Hole, Cuttyhunk Is. (Calvert). 

 R. I.— Aug. ; Watch Hill (Calvert). 



23. Enallagma doubledati Selys. 



KelHcott, Odon. Ohio, 1899, p. 41, fig. 6. Williamson, Proe. 

 Indiana acad. sci., 1901, pi. 1, figs. 8, 9. 



