160 BIOLOGICAL SURVE1 OF 



LlTABGUS Krichson 



L. didesmus Say (10517). But one specimen ever taken. On 



melon, ( 'oiticld, July 18. 



Colydiidae. The Cylindrical Bark Beetles 



Under the bark of damp logs, particularly in spots where 

 fungus is working, in shady -woods is the place to look for 

 these. 



Cerylon Latrcille 



C. castaneum Say (10598). Witches Hole Brook under bark 

 wet maple log, Sept. 1. 



C. unicoloe (Zieg.) (10599). In rotting poplar log Sept. 

 28. Homotype compared with the unique Leconte type. 



C. clypeale Csy. (10002). From poplar log Newport Mead- 

 ow, June 19. 



Lathridiidae. The Minute Brown Scavenger Beetles 



Sweeping and shifting dry trash collected around buildings 

 yields results. Drying sweepings and then sifting them is a 

 good method. 



Lathridius Herbat 



L. LiRATiTS Lec. (10631). Witches Hole, June 13; sweeping 

 Sec. 16, Aug. 17. Not common. 



ENICMTJS Thomson 



E. minutus (Linn.) (10642). Being a scavenger it likes 

 dark, dam]) places, Aug. 18. 



Cartodere Thomson 



C. argus Beit. (10662). Scavenger? On oak leaves infested 

 with Brachus (Br.). 



Corticaria Marsha m 



C. sebrata (Payk.) (10685). Occurs in fungi. May be taken 

 at light. May 15 (Br.). 



