May, 1918J Parasites of Leaf-Ifofypcrs 277 



5. A. americanus Aslinicad. 



Bull. U. S., Mus. V. 45, p. 100, (9), 1893. 



Male: Black; antennae reaching to middle of abdomen; brown 

 except scape which is \'cllow. Legs honey yellow, jjosterior femora and 

 tibia fuscous or black. Finch' punctate, except mesonotum and scutel- 

 kmi which arc smooth with few indistinct scattered punctures. 

 Length, 1..') mm. 



Jacksonville, Florida. Collected. 



6. A. varicornis Bnies. 



Bull. Wis. Soc, V. 4, p. 143, (9 ), 190G. 



Female: Black; legs and first two antennal joints light yellow; face 

 below ocelli and maxillary palpi white. Head finely shagreened, shining; 

 mesonotum shagreened. Parapsidal furrows distinct extending two- 

 thirds the length of mesonotum. Propodeum rounded behind, areolated 

 and rugulose. Radius a little longer than stigma, faintly curved at tip. 

 Length, 1.75 mm. 



Woods Hole, Massachusetts. Collected. 



7. A. arizonicus Perkins. 



Rep. Exp. Sta. Hawaii, Ent. v. 2, Bull. 4, p. 53. (d" 9 ), 1907. 



Female: Black; basal two antennal joints yellow or yellow-brown, 

 legs testaceous, except hind femora and tibiae which are black or pitchy. 

 Head and mesonotum finely shagreened, antenna; sub-clavate, pro- 

 podeum finely reticulately rugose, posteriorly with smooth shining area. 



Male: Similar. Two basal antennal joints darker brown, face 

 yellow below, legs entirely testaceous, antenna; more elongate. 

 Length, 2 mm. 



Nogales,- Arizona. Bred from Dikraneura sp. 



8. A. viduus Perkins. 



Rep. Exp. Sta. Hawaii, Ent., v. 2, Bull. 4, p. 54, (9), 1907. 



Male: Black, lower part of face and mandibles pale yellow or cream- 

 colored. Front and middle legs pale yellow, tarsi infuscate, hind 

 femora, tibiae, and tarsi, pitchy. Head and mesonotum densely 

 shagreened. Antennae long, slender and filiform. Propodeum reticulately 

 rugose, a postina median area present. Length, 2 mm. 



Nogales, Arizona. Collected. 



9. A. comesi n. sp. 



Male: Black, face white to jitst above bases of antennae. Mandibles, 

 palpi, and short antennae brown, the basal two joints testaceous. Fore 

 legs, coxas and trochanters of middle and hind legs and femora of middle 

 legs white, tibia of middle leg darkened, femora and tibiae of hind legs 

 fuscous, tarsi of middle and hind legs sordid yellow. Abdomen brown. 

 Head finely coriaceous shining, clypeus truncate. Eyes oval with fine, 

 almost invisible pubescence. Antennae filifonn, three shorter than four. 



