NO. 1984. DESCRIPTIONS OF NEW EYMEN0PTERA,7— CRAWFORD. 317 



Holotype female reared from Agromyza parvicornis in corn leaves, 

 and recorded under Bureau of Entomology, United States Depart- 

 ment of Agriculture, note number, Webster No. 8819; allotopotj^e 

 male and four males and one female paratopotypes from CepTius sp.; 

 also 2 females and one male paratypes from Kimball, Utah, reared 

 from Cephus sp. (Webster No. 6681); all specimens collected by C.N. 

 Ainslie. 



Type.— C&t. No. 15555, U.S.N .M. 



CrRROSPaUS FLAVOVIRIDIS, new species. 



Female. — Length about 1 mm. Brilliant green, with yellow mark- 

 ings; face mostly yellow, below each eye a purple spot extending on 

 to back of head; antennae yellow, the apical half of scape, the pedicel 

 and the club brownish; dorsal aspect of pronotum, except a median 

 green spot, lateral margins of middle lobe of mesoscutum, outer mar- 

 gla of each lateral lobe of mesoscutum, axillae, except a green spot on 

 disk, scutellum along parallel furrows on disk, and posterior margin 

 of scutellum, lateral margins of metanotum, tegulse, legs except coxae 

 and a stripe on front and mid femora and basal half of hind femora, 

 which are brown, aU yellow; the yellow markings on the meso- and 

 metanotum form two yellow stripes; mesonotum, metanotum, and 

 propodeum, except medially where it is smooth, with close, almost 

 thimble-like punctures; wings hyaline, veins pallid; abdomen dark 

 brown, the lateral margins yellowish. 



Male. — ^Length about 0.8 mm. Similar to the female but with more 

 yellow on the head and abdomen, the dark on the abdomen being con- 

 fined to a large discal spot, and the ventral surface with more yellow; 

 legs entirely yellow. 



Hahitat. — Salt Lake City, Utah. 



Six specimens reared from Agromyza by C. N. Ainslie and recorded 

 under Bureau of Entomology, United States Department of Agricul- 

 ture, note-numbers, W^ebster No. 8819 (the type), in corn leaves, prob- 

 ably A. parvicornis, and 6639 (the allotype and all paratypes), the 

 latter from A. pusilla on cowpeas. 



Type.— C&t. No. 15556, U.S.N.M. 



The face is collapsed, and markings, if there are any others, can not 

 be seen. 



