226 REPORT OF NEW JERSEY STATE MUSEUM. 



H. nimbatus Say. Throughout the State, V-IX, often abundant. "H. 

 limbalis" Lee. is a western species, and the record in the last edi- 

 tion is based on an erroneous determination. 



H. mixtus Lee. Great Piece Meadow V, 23, IX, 3 (Coll), Madison (Pr) ; 

 Monmouth, Ocean Co. (Rob); g. d. (Li); Anglesea IX, 5 (Dke). 



H. glaber Hbst. Great Piece Meadow IX, 3 (Coll); along the Palisades, 

 common (div); Caldwell (Cr); Monmouth, Ocean Co. (Rob); Delair 

 VIII (Dke); Brigantine Beach IX (Hn); Sea Isle VI, 26, Anglesea V, 

 9, Cape May VI, 3 (Brn). 



HYDROPHILUS Leach. (HYDROCHARIS Latr.) 



H. obtusatus Say. Throughout the State, usually common; from early 

 spring to midsummer and again in fall. 



BEROSUS Leach. 



B. pantherinus Lee. Hopatcong (Pm) ; Monmouth Co. (Rob); Spring 

 Lake, and probably along the coast (Ch). 



B. peregrinus Hbst. Greenwood Lake VI (Bt) ; Newark (div); Ft. Lee 

 (Rob); Staten Island, Anglesea VI, 20 (Coll); g. d. (Li). 



B. striatus Say. Ft. Lee, Ocean Co. (Rob); Madison (Pr); Caldwell 

 (Cr); Newark (Coll); Camden, Gloucester Co. (W) ; Woodbury V, 22 

 (GG); g. d. (Li). 

 "B. exiguus" Say and "infuscatus" Lee. are out of our faunal range, 



and the record in previous list is an error of identification. 



LIMNEB1US Leach. 

 L. piceus Horn. Spotswood (Rob). 



LACCOBIUS Er. 



L. agilis Rand. Snake Hill (Sf) ; Spotswood, Lakehurst (Rob); West- 

 ville (Li). 



HELOCHARES Muls. (PHiLHYDRUS Sol.) 



H. nebulosus Say. Snake Hill, Hoboken, salt meadows (Bt) ; Orange 

 VI (Ch); Newark (Bf ) ; Atlantic Co. (Rob). 



H. ochraceus Mels. Orange VI (Ch); Westville I, 20, Camden, Glouces- 

 ter Co. (W) ; Lakehurst (Rob) ; Lahaway, on cranberry bogs V 

 (Sm); Brigantine Beach IX, common in fresh water pools (Hn). 



H. reflexipennis Zimm. Atlantic Co. (Rob); Brigantine IX, common in 

 fresh water pools (Hn); Anglesea IX, 5 (Li). 



H. cinctus Say. Throughout the State, V, VI, common. 



H. censors Lee. Lakehurst (Rob). 



H. diffusus Lee. Snake Hill, Hoboken IV, 24, on salt meadows (Bt). 



H. perplexus Lee. Throughout the State 1V-VI. 



H. maculicollis Mills. Spotswood (Rob). 



