96 Psyche [June 



Odontaulacus riigitarsis Cress. (Det. Cush.) New Bloomfield, Pa., 

 June 16. Adults were plentiful flying around and alighting 

 on cut white pine {Pinus strobiis) infested by Scolytoids 

 and Cerambycids. 



Pammegischia hurquei Prov. (Det. Cush.), Harrisburg, Pa. A 

 parasite of Xiphidria champlaini Roh. in dead branches 

 of Carpinus caroliniana; X. attenuata Nort. in dead 

 branches of Tilia americana and of X. maculata in dead 

 Acer ruhrum. Adults fly during May. 



Braconidce 



Macrocentrus deUcatus Cress. (Det. Vier.). Willow Street, Pa. 

 Reared from pupse of Mineola indiginella. 



Helconidea ligator Say (Det. Cush.), Hummclstown, Pa., Jan. 

 23. Reared from oak (Quercus bicolor) infested by 

 Purpurice7ius axilaris. J. N. KnuU; West Chester, Pa. 

 Reared from dead Alorus sp. infested by borers, Camp 

 Hill, Pa., from dead Rohinia pseudacacia, infested by 

 Neoclytus erythrocephahis, F. M. Trimble. 



Helconidea boreal is Cress. (Det. Roh.), Harrisburg, Pa. Parasite 

 on Cerambycid larva in dead Rhus toxicodendron, H. B. 

 Kirk, Hummelstown, Pa. Parasite of Cerambycid larvse 

 in dead mulberry {Morus rubra) branches, — J. N. Knull, 



Helcon pedalis Cress. (Det. Roh.), Hummelstown, Pa. Parasite 

 on Xylotrechus larvse in dead hemlock (Tsuga canadefisis) , 

 —J. N. Knull. 



Ichneutnonidce 



Nemeritis canescens (Grav.) (Det. Cush.), Butler, Pa., IX. 25. 

 In flour mills. A parasite of Mediterranean flour moth. 



Orthopelma luteolata (Grav.) (Det. Cush.), Chester, Pa. VI-27. 

 Reared from Cynip galls on wild rose. 



