A List of Coi.eoptera. 



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A <roHodcrus — Dej. 



pallipes — Fab. 

 Diacoderits — Lee . 



parallel us — Hald. 

 Ha rp<ilus — Lat . 



enalicus — Say. 



calignosus — Fab. 



dissimllis — Harr. 

 Dcronedcs — S harp. 



catascopium — Say. 

 Hydroporus — Clairv. 



iindulatus — Say. 



striatopunctatus-Melsh 



modest us — Aubi-. 



pennsylvanicus- Degeer stagnalis — Gyll. 



V. compar — Lee. 



herbivagus — Say. 



rufinianus — Lcc. 

 S'enolophiis — Dej . 



conjunctus — Say. 



ochropezus — Say. 

 Ac u palp Its — Lat. 

 y^ carus — Lee. 

 Tachycellus — M o ra \v . 



atrimedius — Say. 

 A nisodactylus — Dej . 



rusticus — Dej. 



nigerrimus — Dej. 



baltimorensis — Say. 



vertiealis — Lcc. 



lugubris — Dej. 



sericeus — Harr. 



interstitialis — Say. 



Haliplid.e. 

 Haliplus — Lat. 



triopsis — Say. 



borealis — Lee. 



ruticollls — De G. 

 Cnemidotus — Er. 



12 punctatus — Say. 



edentulus — Lee. 



Dytiscid.^. 

 Laccophilus — Leach. 



maculosus — Germ. 



fasciatu.s — Aub(i. 

 Dcsmopachria — Bab. 



convexa — Aube. 

 Bidessus — S harp. 



affinis — Say. 



granarius — Aub(?. 

 Ccelajnbus — Th o m s . 



nubilus — Lee. 



Ilybiits—'Ev. 



pleuriticus — Lee. 

 biguttalus — Germ. 

 'Coptotoinus — Say . 

 interrogatus — Fab. 

 Copclatus — Er. 



glyphicus — Say. 

 Mat us — Aub^. 



bicarinatus — Say. 

 Agabus — Leach. 



obtusatus — Say. 

 ' seruginosus — Aubv?. 



occidens — Sharp. 

 Rhantus — Esch. 



bistriatus — Bergst. 

 Colymbetes — Clairv. 



sculptilis — Harr. 

 Hydaticus — Leach. 

 ,• piceus— Lee. 

 Dytiscus — Linn. 



f asci ventris — Say . 

 Acilitis — Leach. 



semisulcatus — Aub^. 

 medlatus — Say. 

 Graphodcrcs — Eseh. 

 liberus — Saj-. 

 fasciatocollis — Harr. 

 Cy bister — Curt, 

 fimbriolatus — Say. 



Gyrixid.k. 

 Gyrinus — Linn. 



dichrous — Lee. 



ventralis — Kbj'. 



maculi ventris — Lee. 



affinis — Aube. 

 Dineutes — Mac. L. 



assmilis — Aube. 



HYDROPun.iD.i;. 

 Helophorus — Fab. 

 obscurus — Lee. 

 lineatus — Sa\'. 

 Hydrochiis — Leach . 

 scabratus — Melsh. 

 squa mifer — Lee. 

 Hydrop/iilus — Geoff, 

 triangularis — Say. 

 Tropistern us — S ol . 

 nimbatus — Say. 

 glaber— Hbst. 

 Hy drocha ris — Lat. 

 obtusatus — Say. 

 Berosus — Leach, 

 peregrin us — Hbst. 

 striatus — Say. 

 Chcetarthria — Steph. 

 /pallida — Lee. 

 Laccobius — E r. 



agilis — Rand. 

 PhiUiydrus — Sol. 

 nebulosus — Say. 

 fuscus — Mots, 

 perplexus — Lee. 

 Hydrobitis — Leach . 

 fuscipes — Linn, 

 subcupreus — Say. 

 Cercyon — Leach. 

 pr<3etextatum — Say. 

 pygniiEum — 111. 

 Cryptoph'urum — Muls. 

 vagans— Lee. 



SiLl'HIDyE. 



Nccrophorus — Fab. 



americanus — OH v. 



orbicollis — Say. 



inarginatus — Fab. 



pustulatus — Hersch. 



tomentosus — Web. 

 Silpha — Linn. 



surinamensis — Fab. 



lapponiea — Hbst. 



i n a;q u al is — Fab. 



noveboracensis — Forst. 



americana — Linn. 



