4-74 BIOLOGICAL si'KVKV OF 



Pboclitus Forster 



P. i.oNdK \i ins (Prov.). Bar Earbor; Echo Lake; S. W. 



Harbor, June 13-July 29. 

 P. boyi (Piov.). Bar Harbor, Aug. 10. 



Plectiscidea Viereck 



P. cabinata (Prov.). Bar Harbor; Salisbury Cove, July 



10-2."). 

 P. parva (Cush.). Echo Lake, July 17. 

 I*, n. sp. Bar Harbor, Aug. 10. 



Aperileptis Forster 



A. gracilis (Prov.). Echo Lake; Long Pond, July 11-17. 



Orthocentrus Gravcnhorst 



<>. sp. N. E. Harbor, June 28 (Minot). 



Stenomacrus Forster 



S. undulatus (Davis). Bar Harbor, Aug*. 10. 

 S. sp. Pars, on P. nemorata, July 7 (Br.). 

 S. sp. Pars, on P. nemorata, July (Br.). 



Diplazon Nees 



D. laetatorius (Fab.) Common, July 10- Aug. 13. 



D. pectoratorius (Thbg.). Bar Harbor; Salisbury Cove, 



June 22-July 14. 

 D. scutellaris (Cress.). Salisbury Cove, July 24. 

 D. tetragonus (Thbg\). Bar Harbor; Echo Lake, June 7-17. 

 1). n.sp. Long Pond, Aug. 21. 



Zootrephus Thomson 



Z. bizonarius (Grav.). S. W. Harbor, July 17). 



Promethes Forster 



P. elongatus (Prov.). S. W. Harbor; Narrows, July 13- 



Aug. 13. 

 P. sulcator (Grav.). Bar Harbor, June 7-Aug. 10. 



