COLEOPTERA— Continued. 



36 



4 optotouiu*. 



COPTOTOMUS 

 interrogatus 

 Fab. 



Copclattis. 



COPELATOS 



glyphicus 

 Say. 



llybiosonia. 



tUaurodytcs. GAURODYTES GAURODYTES 

 erytnropterus taeniolatus 



Say. Harr. 



GAURODYTES GAURODYTES 

 seruivittatus seinipunctatus 



Lee. Kirby. 



ILYBIOSOMA 

 bifarius 

 Kirby. 



GAURODYTES 



aeneolus 

 Cr. 



GAURODYTES GAURODYTES GAURODYTES GAURODYTES GAURODYTES GAURODYTES 



obliterates lutosus seriatus paralleus infuscatus scapularis 

 Lee. Cr. Say. Lee. Aube. Mannh. 



GAURODYTES GAURODYTES GAURODYTES GAURODYTES GAURODYTES GAURODYTES 



ambiguus punctatus stagninus obtusatus punctulatus fimbriatus 

 Lee. Mels. Say. Say. Axi.be. Lee. 



GAURODYTES GAURODYTES GAURODYTES GAURODYTES 

 tristis arcticus gagates hypomelas 



Aube. Payk. Aube. Mannh. 



GAURODYTES GAURODYTES 

 lsevidorsus bicolor 



Lee. Kb. 



Dinemus. DINEUTUS DINEUTUS DINEUTUS DINEUTUS Cyrinus. 

 CJYKIIVIDiE. vittatus carolinus discolor assimilis 



Germ. Lee. Aube. Aube. 



GYRINUS GYRINUS GYRINUS GYRINUS GYR1NUS GYRINUS GYRINUS GYRINUS 



confinis fraternus limbatus aeneolus seneus ventralis aquiris affinis 



Lee. Coup. Say. Lee. Leach. Kirby. Lee. Aube. 



GYRINUS GYRINUS GYRINDS GYRINUS GYRINUS 

 picipes borealis lugens analis minutus 



Aube. Aube. Lee. Say. Fab. 



HYDROPHILID^:. 



Hvlophorus. 



HELOPHORUS HELOPHORUS 

 oblongus lacustris 



Lee. Lee. 



HELOPHORUS HELOPHORUS HELOPHORUS HELOPHORUS 

 linearis lineatus inquinatus tuberculatus 



Lee. Say. Mannh. Gyll. 



flydrochus. 



HYDROCHUS 



excavatus 

 Lee. 



HYDROCHUS 

 subcupreua 

 Band. 



HYDROCHUS 



squarnifer 

 Lee. 



HYDROCHUS 

 simplex 

 Lee. 



Ochtliebius. 



OCHTHEBIUS 

 cribrieollis 

 Lee. 



OCHTHEBIUS 

 nitidus 

 Lee. 



OCHTHEBIUS 

 Holmbergi 

 Mail. 



Hydraena. 



HYDRAENA 

 pennsylvanica 

 Kiesw. 



Hydrophilus. 



HYDROPHILUS 



ovatus 



H.&O. 



HYDROPHILUS 



triangularis 

 Say. 



Tropisternus. 



TROPISTERNUS 

 nimbatus 

 Say. 



TROPISTERNUS 

 glaber 

 H b. 



TROPISTERNUS 

 mixtus 

 Lee. 



TROPISTERNUS 

 ellipticus 

 Lee. 



Hydrccbaris. 



HYDROCHARIS 

 obtusatus 

 Say. 



Berosus. 



BEROSUS 



peregrinus 



Hb. 



BEROSUS BEROSUS 

 infuscatus striatus 



Lee. Say. 



f .laccobius. 



LACCOBIUS 



agilis 

 Band. 



CIiEPtarlhria 



CH^TARTHRIA 

 nigrella 

 Lee. 



CH/ETARTHRIA JPbilhydrus. PHILHYDRUS PHILHYDRUS PHILHYDRUS PHILHYDRUS 



pallida nebulosus bifldus ocbraceus consors 



Lee. Say. Lee. Mels. Lee. 



PHILHYDRUS PHILHYDRUS PHILHYDRUS PHILHYDRUS PHILHYDRUS PHILHYDRUS 



cinctus diffusus perplexus maculicollis fimbriatus lacustris 



Say. Lee. Lee. Muls. Mels. Lee. 



PHILHYDRUS 



rotundatus 

 Say. 



Hydro ItiiiM. 



HYDROBIUS 

 fuscipes 

 Linn. 



HYDROBIUS 

 globosus 

 Say. 



HYDROBIUS 



turnidus 

 Lee. 



HYDROBIUS 



tessellatus 

 Ziegl. 



HYDROBIUS 

 digestus 

 Lee. 



HYDROBIUS 

 subcupreus 

 Say. 



HYDROBIUS 

 despectus 

 Lee. 



HYDROBIUS 

 suturalis 

 Lee. 



Cercyon. 



CERCYON 

 flavipes 

 Er. 



CERCYON 

 limbatum 

 Mannh. 



CERCYON 

 centromaculatum 

 St. 



CERCYON 

 prsetextatum 

 Say. 



CERCYON 

 unipunctatum 

 Linn. 



CERCYON 

 anale 

 Er. 



CERCYON 



posticatum 



Mann. 



C'ryp topic ii ru in. 



CRYPTOPLEURUM 

 vagans 

 Lee. 



I'tiliuin. 



IRICHOPTERYGlD.i:. 



PTILIUM 



canadense 



Vlk. 



Trichopteryx. 



FALAGRIA 



TRICHOPTERYX Ixodes. L = ODES „„„„„„. "■■*■ dissecta 



Haldemanni 



Matth. 



FALAGRIA Homalota. HOMALOTA HOMALOTA 

 venustula plana hvidipennis 



Er. Gyll. ' Mann. 



Alcochai-a.; ALEOCHARA ALEOCHARA 

 lata brachypterus 



Grav. Fou re. 



