64 



COLEOPTERA OF NORTH AMERICA. 



Acneus Horn. 



3997. quadrimaoulatus Horn. 



Prionocyphon Eedt. 



3998. discoideus Say. 



3999. limbatus Lee. 



Microcara Thorn. 



4000. explaiiata Lee. 



Helodes Lat. 



4001. apicalis Lee. 



4002. 

 4003. 

 4004. 

 4005. 



maculicollis Horn. 

 pulchella Guer-. 

 fuscipennis Guer. 

 thoracica Guer. 



Scirtes 111. 

 4006. orbiculatus Fab. 



4007. tibialis Guer. 



4008. Troberti Guer. 

 — — californicus Mots. 



Cyphon Payk. 



RHIPICERID.1^. 



Zenoa Say. 



4020. picea Beauv. 



Sandalus Knoch. 



< 4021 . petrophya Knoch. 



4022. 

 4023. 



4024. 



porosus Lee. 

 niger Knoch. 

 seabricollis Hald. 

 californicus Lee. 



Melasis Oliv. 



4026. pectinieornis Mel.<ih. 



Tharops Lap. 



4026. nubilus Bonv. 



4027. ruficornis Say. 

 obliquus Say. 



Dendrocharis Guer. 



4028. flavicornis Guer. 



Stethon Lee. 



4029. pectorosus Lee. 



Deltometopus Bonv. 



4030. amoenicornis Say. 

 ereptus Bonv. 



'! raonilicornis Mnnn. 



EI.,ATERID.C:. 



Dromseolus Kies. 



4031. basalis Lee. 



