COLEOPTERA OF NORTH AMERICA. 



45 



Hydroscaptia Lee. 

 2973. natans Lee. 



Sphserius Waltl. 

 Mierosporus Kol. 



2974. politus Horn. 



Scaphidium Oliv. 



HYDROSCAPHID^. 



SPHJBRIID^. 



SCAPHIDIIDJB. 



Scaphisoma Leach. 



2975. quadriguttatum Say. 

 ^975a. obliteratum Lee. 



29756. quadripustulatum Say. 



2975c. piceum Melsh. 



Scaphium Kirby. 



2976. castanipes Kirby. 



Cypariviin Er. 



2977. flavipes Lee. 



Bseocera Er. 



2978. concolor Fah. 



Z'j7i a-/o/cQ/;s i:&<i; 



-2»7fr. apiealts-iec7 /u^ 



2980. castaneum Mots. 



2981. convexum Say. 



2982. punctulatum Lee. 



2983. suturale Lee. 



2984. terminatum Melsh. 



2985. rufulum Lee. 



2986. pusillum Lee. 



Toxidium Lee. 



2987. gammaroides Lee. 



2988. compressum Zimm, 



