HEMIPTERA-HETEROPTERA. 115 



Ranatra protensa Montandon. 



Mass.— Chebacco Lake, 13 Sept. '12 (TV. S. B.); Framingham, 

 2 May '15 (C. A. F.); Taunton, 23 May '27 {Harris Coll.). 



BELOSTOMATIDAE. 



Benacus griseus (Say), 

 Mass.— (fide Uhler). 



R. I.— Peacedale, Aug. '06; Providence, July '07 (C. A. D.). 

 Conn.— New Haven, 22 May '11 (A. B. C). 



Lethocerus americanus (Leidy). 



Me.— Auburn, 18 June (0. 0. S.); Orono, 12 Sept.; Oldtown, 

 8 May. 



N. H.— Raymond, 27 June '14 (W. R.). 



Mass.— Amherst; Cohasset, 26 April '07 (0. B.); Fall River, 

 20 Sept. '06 (N. S. E.); Forest Hills, 10 Oct. '15 (H. M. P.); Wel- 

 lesley, 24 Oct. '04 (A. P. M.). 



R. I.— Kingston, 23 May '08 (J. B.); Providence, 2 June 

 (C. A. D.). 



Conn.— Lyme, 4 Sept. '09 (C. H. D.); New Haven, 27 March 

 '05 (P. L. B.). 



Lethocerus obscurus (Dufour). 



Mass. — Amherst; Cambridge, Sept. (Harris Coll.); Lowell 

 (F. B.) (fide Montandon). 



Conn. — Torrington (R. H.). 



Eelostoma flumineum Say. 



Me.— Auburn (E. D. M.); Orono, 20 June, 17 Oct.; Wales, 

 10 July '13 (C. A. F.). 



N. H.— Durham, 25 Oct. '01; Hanover (C. M. W.). 



Vt.— Winooski, 30 Aug. '01 (C. A. D.). 



Mass.— Amherst, 26 Aug. '04; Boston, 29 March '03 (H. M. 

 P.); Forest Hills, 1 Nov. '15 (H. M. P.); Saugus, 10 May '14 

 (P. W. D.); Wellesley, 16 May '99 (A. P. M.). 



