/J MAINli AGRICULTURAL Exi'F.K UMK NT STATION. I912. 



brown pleura and with brown parts darker brown, posterior 

 end of abdomen nearly black and different bypopygium (Fig. 

 48). Fore metatarsus and tibia subequal. Wings (Fig. 1731 

 hyaline, tinged with brown. 



Female. Similar but the lower anterior part of the sides 

 of the intermediate abdominal segments more or less yellow. 

 Orono, J\Ie. Nov. 



18. Bxcchia bell a n. sp. 

 ]\Iale. Length 2.5 mm. Thorax brown, humeri yellow, abdo- 

 men brown, the anterior part of the venter, yellow, this color 

 extending well up the sides on segments 3 and 4, thus resem- 

 bling E. intcrnipta: hypopygium yellow (Fig. 49). Fore meta- 

 tarsus about 1.06 longer than the tibia. Wings hyaline tinged 

 with yellow (Fig. 174V Price Co. ^^'is., (W.M.W.), Aug. ; 

 Ithaca, N. Y.! 



19. Bxcchia captiva n. sp. 



^lale. Length 2.5 mm. Similar to E. bclla in coloring but 

 dift'ers in having more yellow upon the pleura and none on the 

 sides of abdominal segment 4; hypopygium also dift'ers (Fig. 

 50). Fore metatarsus and tibia about 1.04 longer than the 

 tibia. \\"ings hyaline, tinged with yellow (Fig. 175). Cap'-" 

 May, N. J.! (Viereck) Sept.; Burlington, Vt., (C.W.J.) June; 

 Boston, Mass. (C.W.J.), Sept.; N H. (Weed). 



20. Excchia absolufa n. sp. 



Male. Length 3.5 mm. Thorax brown, sides lighter brown, 

 humeri yellow. Abdomen dark brown, the venter of the first 

 3 segments narrowly, an indistinct spot on each side of segment 

 2 and a larger, more distinct one on sides of 3, yellow ; hypopyg- 

 ium yellow (Fig. 51). Fore metatarsus and tibia subequal. 

 \\'ings hyaline, tinged with brown (Fig. 176). Rouville Co., 

 Que.; Orono, Me.! Oct. Reared from Boletus granulotus. 



Female. Like the male but with broad dark brown or black- 

 ish margins on each segment produced along the median line, 

 thus leaving the venter and triangular spots on the sides, yellow 

 Ithaca, N. Y. ; Brookings, S. D. (J.^I.A.) ; New Haven, Ct.. 

 CX'iereck), Riverton, N. J. (C.W.J.). 



