36 IIYDROrillLIDAK. 



interruptus Leo. Ann. Ly.\ 5, -10. 

 lineatusLec. ib. 211. 



Sperclieus Fabr. 



tessellatus/ic.L'l. 1'r. Acad. 2, 44. 



Hytlropliillis Gcoffr. 



triangularis Say. .1. Acad. :;, 201. 1040 M. C. 



ovalis/.ii'.irl. IV. Ac-ad. 2. 45. 



lugubris Motsch. Bull. Mosc. 1845, p. 31. 



HydrocbarlgWestw. 



obtusatus S:iy. J. Acad. 3, 200. 

 castusSay, Bost. J. 1, 170. 

 glaberllbst. Col. 7, 398. 



niinbatus Say, J. Aca<l. :',, 20:5. 104:3 Mels. Cat, lateralis? Fahr. El. 1, 251. 

 lll.st. Cul. 7, 2'JG. 



Rerosus Leach. 



striatus Say, J. Acad. 5, 188. 



auritus Mcls. Pr. Acad. 2, 100. pcregrinus? Hbst. Col. 7, 314. 



punctatissimus Lee. Ann. Lye. 5, 211. 



puuctulatus Lee. ib. 



exilis Lee. ib. 



Hydrobius Leach. 



globosus Say, Long's Exp. 2, 270. 



fuscipes Linn, scarabaeoides Fabr. El. 1, 251, teste Kirb. X. Z. II'.'. 



Pliilliydrus Solier. 



rotundatus Say, Jour. 5, 188. 

 cinctus Say, Long's Exp. 2, 27G. 

 limbalis Mels. Tr. Acad. 2, 101. 

 firnbriatus Mels. ib. 



nebulosus Say, Long's Exp. 2, 227. 



I, i Mill chilis Leach. 

 truncatellus ? F. El. 1, !<<. 



LiilCCObius Erichs. 



agilis Randall. Host. J. 2, 19. puncfulatusMc\s. Tr. Aoad. 2, 100. 

 exigUUSSay, .). Acad. 5, 189. 



< > ( lonollllll Erichs. 

 subcupreumSay, J. Acad. ~>, 189. 

 estriatum Say (llylroph.), Bost. J. 1, 171. yljlnl*iiin Mills. Ann. A^rric. 



Lyons, !> 1 1. \<. l<;7. 

 unistriatum Beauv. (Sphaeridium) Ins. 158, tab. C; fig. 5. sec. Chevrolat. 



