278 The Ohio Journal of Science [Vol. XVIII, No. 7, 



which is shorter than five, seven and eight almost equal, slender, longer 

 than four or five, more than twice as long as wide, ten long, slender. 

 Head dull, finely coriaceous, mesonotum coriaceous with indistinct 

 parapsidal furrows, converging and being obliterated slightly beyond the 

 middle and almost indistinguishable anteriorly. Propodeum without 

 median field and distinctl}^ rugosely sculptured. Wings hyaline, radius 

 pale, curved extending nearly to margin of wing. Abdomen with sparse 

 hairs, smooth. Length, 1.5 mm. 



Described from one specimen. Columbus, Ohio. Bred from 

 Erythroneura comes, adult. Type deposited in Entomological 

 Museum, Ohio State University. 



10. A. albopictus Ashmead. 



Bull. U. S. Mus., V. 4.5, p. 101, (9 ), 1893. 



Black, face below front ocellus, maxillary palpi, anterior and middle 

 legs, pronotum to tegvdae, and propectus white or yellow- white. Antennae 

 dark brown. Head finely punctulate, propodeum rugose. Length, 

 1.5 mm. 



Washington, D. C, and Bladensburg, Md. Collected. 



11. A. pulcherrimus Perkins. 



Rep. Exp. Sta. Hawaii, Ent., v. 2, Bull. 4, p. 54, sex? 1907. 



Sex?: Black, whole face white, scape, legs white or pale yellow, 

 mesonotum exteriorly to the parapsidal furrows, whole thorax beneath 

 and pleural portion, cream colored. Antennae except scape testaceous. 

 Head and thorax densely shagreened, posterior area of metanotum 

 minutely shagreened. Length 1.5 mm. 



Nogales, Arizona. Bred from Erythroneura sp.? 



