220 CONNECTICUT GEOL. AND NAT. HIST. SURVEY. [Bull. 



Family HALIPLID^. 



Haliplus Latreille. 

 connexus Matheson. Jour. N. Y. Ent. Soc, xx, 164. (K.F.C.) 

 cribrarius LeConte. Ibid., xx, 170. (K.F.C.) 

 fasciatus Aube. Coleop. Ind., 202. (C.C.) 

 leopardus Roberts. Jour. N. Y. Ent. Soc, xxi, 98. (K.F.C.) 

 ruficollis DeGeer. Coleop. Ind., 203. (C.C.) 

 triopsis Say. punctatus. Ibid., 202. 



Peltodytes Regimbart. 



Cnenridotus Illiger. 

 duodecimpunctatus Say. 12-punctatus. Coleop. Ind., 204. 

 edentulus LeConte. Ibid., 204. (K.F.C.) 

 muticus LeConte. Ibid., 204. (K.F.C.) 

 shermani Roberts. Jour. N. Y. Ent. Soc., xxi, 116. (K.F.C.) 



Family DYTISCID^. 



Hydrocanthus Say. 

 iricolor Say. Coleop. Ind., 208. (C.C.) 



Laccophilus Leach, 

 maculosus Germar. Coleop. Ind., 209. 

 undatus Aube. Ibid., 210. (F.K.) 



Desmopachria Babington. 

 convexa Aube. Coleop. Ind., 212. 



Bidessus Sharp, 

 affinis Say. Coleop. Ind., 213. 

 granarius Aube. Hydroporus. Trans. Am. Ent. Soc, iv, 390. 



Celina Aube. 

 angustata Aube. Coleop. Ind., 214. 



Coelambus Thomson, 

 dispar LeConte. dissimilis. Coleop. Ind., 215. (G.D.) 

 inaequalis Fabricius. puntatus Say. Ibid., 215. 



Deronectes Sharp.* 

 catascopium Say. Coleop. Ind., 216. (G.D.) 



Hydroporus Clairvillc* 

 americanus Aube. Coleop. Ind., 220. (C.C.) 

 dimidiatus LeConte. scmirufus. Ibid., 219. 



* See also appendix. 



