28 



THE CANADIAN ENTOMOLOGlSx. 



Dytiscus fasciventris, Say, May 22, 



• June 16, July 3, 5, 12, 



16, 10, Oct. 22. Very 



common. 



" cordieri, ^-^ubc., July 1,3,5, 



21. Common. 

 " Harrisii, Kirby, July 5, 



19, 21. Common. 



GyrinidcB. 



Gyrinus ventralis, Kirby, July 3, 5 

 Dineutes assimilis, Aube^ May 29, 

 Sept 23. 



Hydrophilidce. 



Hydrophilus glaber, Hbst. 

 Hydrocharis obtusatus, Say, July 3, 



5, 10. Very common. 

 Philhydrus diffusus, Lee, July 5. 

 Hydrocombus lacustris,Zi?^.July 16. 

 Hydrobius fucipes, Linn., June 14, 



15, 24, July 3, 10. 

 Cercyonunipunctatum,Zz«;/.,Aug.9. 



Silphidce. 



Necrophorus americanus,(9//z'.,May 

 29, June 16, 24, July 

 10, 19. Very com- 

 mon. 

 " orbicoUis, Say, June 25, 



July 19. 

 Silpha surinamensis, Fab., May 22, 

 June I, 2, 8, 25, July i, 19, 20, 

 Aug. 23. Very common. 



Staphylin idee. 



Bledius semiferrugineus, Lee, June 

 14, July 8, Aug. 9. Common. 



Coccinellidce. 



Adalia bipunctata, Linn., July 19. 



Mycetophagidce. 

 Typhoea fumata, Linti., Aug. 9, 



Dermestidce. 

 Dermestes lardarius, Linn., Oct. 22. 



Attagenus megatoma, Fab., July 6. 



Lathridiidcz. 



Corticaria pumila, Lee, (?) July 16 

 to Aug. 20. Very common. 



Elateridce. 



Alaus myops. Fab., June 14. 

 Melanotus communis, Gyll., June 9, 



26, July I, 2, 10, 15, 21. Very 



common. 

 Athous cucullatus, Say. 

 Asaphes memnonius, Hbst., July i, 



3, 10. Very common. 



Lampyridce. 



Pyropyga nigricans, Say, July 9. 

 Plioturis pennsylvanica, De (7. June 



23, July 2. _ 

 Podabrus basilaris, Say. 



" modestus, Say, June 29. 



Ptitiidce. 



Trypopitys serviceus, Say, July 15. 

 Bostrychus bicornis, Web. 



CupesidcB. 



Cupes capitata, Fab., Sept. 24. 



Lticanidce. 



Lucanus dama, Thiinb., July 10. 



" placid us, Say. 

 Passalus cornutus, Fab. 



Scarabceidce. 



Copris anaglypticus. Say, June 14, 



15. Common. 

 Aphodius granarius, Linn., June 14, 



May 29. 

 Odontaeus cornigerus, Melsh. 

 Trox porcatus, Say, June 14. 



" aequalis, Say, June 14 (v. c.) 



" striatus, Melsh. 

 Dichelonycha linearis, Schon., May 



29. 

 Lachnosterna fusca, Froh., May 29, 

 22, 31. .Very common. 



