1928 ] 
Arthropod Fauna of Coniferous Leaders 
225 
E. tener (Fall.)- [R.] May. 2 males, 3 females; Faj^etteville, 
Pa. Late May, 1 female; Ansonia, Pa. May. 1 female. 
Hemitaxonus dubiiatus (Nort.). [R.] Late May. 1 male. 
Strongylog aster sorieulatipes Cress. [R.] June. 1 female. 
Pontania sp. [R.] June. 1 female. 
The parasitic families Braconidce, Ichneumonidce, Ceraphronidce, 
Diapriidce, Cynipidce, Chaiciduke, Eurytomidce, Eupelmidce, Ptero- 
malidie and Eulophidce, of which a number of species were obtain- 
ed, are omitted. 
Family Vespidce 
Ancistrocerus tigris (Suass.). [J.] June. 1. 
Family Sphecidce 
Trypoxylon frigidum Sm. [R.] Bred by Barnes. N. Y. 
Stigmus f rater nus Say (?) [S.] June. 1. 
Pemphredon ( Diphlebus ) sp. [S.] June 5. Also Sidney and 
Readfield, Me. July. 
Passalcecus annulatus Say (?) [S.] June. 1. 
P. sp. [S.] June. 1. 
Xylocelia sp. [S.] June. 1. 
Family Hylaeidm 
Hylaeus sp. Bred by MacAloney, Petersham, Mass. 
