NO. 31.] INSECTS OF CONNECTICUT: COLEOPTERA. 227, 



Family HYDROPHILIDyE. 

 Hydraena Kugelan. 

 pennsylvanica Kiesenwetter. Coleop. Ind., 254. (C.C.) 



Helophorus Fabricius. 

 lineatus Say. Coleop. Ind., 251. 



Hydrochus Leach. 

 scabratus Mulsant. Coleop. Ind., 251. 

 subcupreus Randall. Ibid., 252. (C. C.) 



Berosus Leach, 

 infuscatus LeConte. Can. Ent., xxvii, 185. (C.C.) 

 peregrinus Herbst. Coleop. Inch, 258. 

 striatus Say. Ibid., 259. 



Hydrous Dahl. 

 ovalis Ziegler. Coleop. Ind., 255. 

 triangularis Say. Ibid., 255. 



Hydrophilus DeGeer. 

 obtusatus Say. Coleop. Ind., 257. 



Tropisternus Solier. 

 glaber Herbst. Coleop. Ind., 256. (K.F.C.) 

 mixtus LeConte. Hydrophilus. Ibid., 256. 

 nimbatus Say. Ibid., 256. 



Hydrobius Leach.* 

 fuscipes Linnaeus. Coleop. Ind., 262. 

 globosus Say. Ibid., 263. 



Paracymus Thomson. 

 Crcniphilus Motschulsky. 

 despectus LeConte. Coleop. Ind., 264. 

 digestus LeConte. Trans. Am. Ent. Soc, xvii. 274. 

 infuscatus Motschulsky. Coleop. Ind., 264. 

 subcupreus Say. Ibid., 264. 



Enochrus Thomson. 

 Philhydrus Solier. 

 cinctus Say. Coleop. Ind., 261. 

 hamiltoni Horn. Ibid., 260. 

 ochraceus Melsheimer. Ibid., 260. 

 perplexus LeConte. Ibid., 261. 



reflexipennis Zimmerman, angustulus Casey. Trans. Am. Ent. 

 Soc, xvii., 250. 



* See also appendix. 



