110 BIOLOGICAL SURVEY OF 



ScAPHiDiiDAE. The Shining Fungus Beetles 



Look beneath the bark of rotten logs wherever mold or 

 fungus is forming in damp surroundings. 



ScAPHisoMA Leach 



S. C0N^^EXUM Say (6489), In limited numbers on fungi 

 throughout the summer and is widely distributed. 



Baeocera Erichsou 



B. coNCOLOR (Fab.) (6515). Lives on the earlier toadstools. 

 Xot common. S. W. Harbor, July 13. 



HiSTERiDAE. The Hister Beetles 



These are best taken with meat traps in the same manner 

 as the Silphidae. 



Hister Liunaeus 



H. FOEDATus LeC. (6586). Station F266, Aug. 21. 



H. FURTivus LeC. (6601). Penikese, Aug. 11. Scarce. 



H. DEPURATOR Say (6606). Found in decaying fungi and other 



matter. Taken in meat traps. Common throughout the 



year. 



Platysoma Leach 



P. DEPREssuM LeC. (6653). Taken under bark of both hard- 

 wood and pine trees. Lake Wood; Hulls Cove, July and 

 Aug. Not common. 



P. coARCTATUM LcC. (6659). Salisbury Cove under bark, June 

 25 (Blake). 



PsiLoscELis Mars. 



P. HARRisi LeC. (6684). Base of Newport Mt. flying, June 11. 

 Scarce. 



