CATALOGUE OF INSECTS. 191 



AGABUS Leach. 



A. seriatus Say " New Jersey " (Roberts, USNM); occurs in springs and 

 creeks as do all the species of this genus. 



A. obtusatus Say. Woodside (Bf), " New Jersey " (Roberts). 



A. punctatus Mels. Fort Lee district, VI (Bt), "New Jersey" (U S N M). 



A. semipunctatus Kirby. Newark (Dkn), " New Jersey " (Bf). 



A. taeniolatus Harr. "New Jersey," exact locality unknown (Li). 



A. disintegratus Cr. Ft. Lee district, V, VI (Bt), Newark (Soc), Long 

 Branch (Ch), g. d. (Li) ; not rare and probably occurs throughout the 

 State. 



A. reticulatus Kirby. Woodbury, VI, 8, Anglesea, VI, 15 (Bcerner). 



A. erythropterus Say. "New Jersey" (Roberts, U S N M). 



A. gagatus Aube. Fort Lee, VII (Bt), Newark (Soc). 



A. discors Lee. Newark (Dkn). 



RHANTUS Esch. 



R. flavogriseus Cr. Staten Island (Lgl. 



R. binotatus Harr. Newark (Soc). 



R. calidus Fabr. " New Jersey " V, VI (Bt), Camden, Gloucester County 

 (W). 



R. sinuatus Lee. "New Jersey" (Bf). 



COLYMBETES Clairv. 



C. sculptilis Harr. Madison (Pr), Caldwell (Cr), Orange (Ch), Ft. Lee dis- 



trict (Bt), Snake Hill (Sf), Newark (Soc), Orange (Ch). 



HYDATICUS Leach. 



H. stagnalis Fabr. Staten Island (Lg), Ft. Lee district (Bt). 



H. piceus Lee. Caldwell (Cr). 



H. bimarginatus Say. Woodside (Bf), Anglesea (Li). 



DYTISCUS Linn. 



D. harrisii Kirby. Caldwell (Cr). 



D. fasciventris Say. Hopatcong (Pm), Caldwell (Cr), Madison (Pr), Cam- 

 den, Gloucester, Atlantic County (W). 



D. hybridus Aub^. " New Jersey " (Roberts, U S N M). 



D. verticalis Say. " New Jersey " (Roberts, USNM). 



