257 



Pdriinilcs. 

 lirucou ayrrili Aslini 



Rracou iiu^rili Ashiti 



Bracou xauthostigmus C'r 



Hraton lixi Asliiii.. MS 



Hrafon jit-ctinaTor .Say . 



Bracon eurvKiistcr Hrullo 



Host. 



.Xi'ocli/tun crythrucephahm. Cocoons xouiul 

 frefiuent under hark aiul in sapwood of 

 Curija rt/ftrt (Hickory ) in larval aud pupal 

 mines of host, Apr. 25. Imago emerged 

 May IS. 



.Two specimens taken -with ovipositor in- 

 serted in Longicorn larvaj, under apjde 

 bark, July 20. 



.Ayriliiii rufivoU'in. Cocoons found in pith 

 of Blackberry cane in larval mines of 

 host, May 20. In same, under bark of 

 Kaspberry canes, Mar. 11 and Ai)r. 25. 

 Imagos emerged Apr. 7 aud June 16. 

 Flying Aug. 24. Also bred from Gouty 

 Gall ou Blackberry cane, May 2. Ima- 

 gos emerged Apr. 7. 



. rAxus scrobicolUs (?) Cocoons found in 

 pith of Ambrosia irifida, in larval mines of 

 host, Dec. 24. Imago found, emerged 

 Feb. 24. 

 . .Mthiiiophila fiilvtxjiiitaia. Bred from co- 

 coons found in larval mines of host. 

 Mar. 30. 



prestid and Longicorn larva-. Cocoons 

 found in mines of host under bark of 

 Alies nUjra, Mar. 31. Imago emerged 

 Apr. 20. 

 Buprestidlarva. Chrysoiothris femorata ( ?). 

 Bred from cocoons found under White 

 Oak bark in mines of host, Apr. 9. 

 . .Longiciuu larva. In mine ot host under 

 bark of dying Elm ( Uhn us rubra), Au- 

 tiiist. 



Subfamily Exothecinae. 



Rhy8i])<)lis biformis Ashm., MS Buprestid or Longicorn larva. Bred from 



cocoon found under bark of dead Abies 

 «i<7r«, in mines of host. Mar. 31. Sept. 

 14. 



Subfamily Rhyssalinae. 



Ehyssalus pityophthori Ashm., MS J'ityophtliorus sp. Bred from Yellow Tine 



twigs infested by host July 29. 



Subfamily Spathiiuce. 



Spathius clavipeuuis Ashm., MS Vohjcfraphus rufipennis. Bred from cocoons 



found uuder bark of dead Abies niyra. in 

 mines of host March 26. Imago emerged 

 April 20. 



■Spathius brunneus Ashm Scolytus mutirus (?) and Agrilus fallax. 



Bred from branches of Celtis occidenfalis, 

 infested bv these two beetles May 2. 



