140 BIOLOGICAL SURVEY OF 



Nit kouia Latreille 



X. violacea (Linn.) (77*J9). Penikese, July 16-Sept. 7. Eden 

 on dried bones <»t' ,-i horse, July 14. 



Lymexylidae. The Ship-timber Beetles 



Represented in this country by three known species. Very 

 destructive to ships and paneling in houses. 



Hylk( oktis Latreille 



H. lugubris Say (7739). In a house, May 8 (Br.). 



Cephaloidae 

 Beating and sweeping rank herbage will show results. 



Cephaloon Newman 



('. lepttjrides Xewn. (7747). Taken at light and on weeds 

 Corfield, June 29-July 9. Shows variation in color. 



Typitium Casey 



T. ungulare (Lee.) (7748). Echo Lake, July 17. 



Oedemertdae. The Oedemerid Beetles 

 Xacerda Stephens 



X. mklanura Linn. (7763). Corfield flying at dusk, Aug. 5. 



Calopus Fabricius 



C. AXorsTUS Lec. (775.")). Under cedar bark, June 2 (Sulli- 

 van). 



Asclera Stephens 



A. ruficollis (Say) (7800). Occurs on some spring flowers 

 and on willow and wild plum, Witches Hole, June 13. 



