124 BIOLOGICAL SURVEY OF 



C. DENTiPEs (Germ.) (9461). Long Pond; Bar Harbor, June 

 7-July 29. Taken generally in small numbers on pine and 

 spruce logs which are the habitat of the larvae. 



C. FEMORATA (Oliv.) (9466). Large numbers taken on poplar, 

 oak, apple and other trees. W. S. Fisher says that fenwrata 

 is composed of a number of closely allied species and a 

 revisional study is necessary before names can be given 

 these forms. 



C. scABEiPENxis Cast. (9468). Found from latter part of June 

 to end of July sun bathing on freshly cut wood of all kinds. 



Agrilus Stephens 



A, ANXius Gory (9504). The Bronze Birch-borer. The larvae 

 of this whole genus live in stems and twigs of shrubs and 

 trees. Adults best taken by beating. Penikese, June 21; 

 Corfield, July 22; Witches Hole on raspberry, July 24; 

 Western Mt.,' Sept. 13. 



A. PENsus Horn (9512). Mt. Desert, July 11 and Salisbury 

 Cove, Aug. 12 (Br.). 



A. RUFicoLLis (Fab.) (9513). The Eed-necked Borer, Salis- 

 bury Cove, July 23. The larva bores into the stalks of 

 blackberries and raspberries. Not common. 



A. LATERALIS (Say) (9514). Eden; S. AV. Harbor, July 14-21. 



A. POLiTUs (Say) (9542). Eden, July 23. 



A. OBsoLETOGUTTATUs Goiy (9547). Section 26 mating pair, 

 June 24; Mt. Desert, Aug. 9. Oak is the host. 



A. COMMUNIS var. eubicola Perrin (19658). This was for- 

 merly (A. viridis var. fagi Ratz.). Station F242 from cat- 

 kins, Apr. 21; Station F247 sweeping ferns, July 2. 



Brachys Solier 



B. AERosus Melsh. (9572). Bar Harbor, June 22; Penikese, 

 July 12; Station F99. Larva lives in oak and elm. 



B. AERUGiNosus Gory (9573). Eden, July 18, Beaten from 

 oak which is the host tree. 



