NO. 2349. REVISION OF NEABCTIC APANTELES—MVESEBECK. 567 



156. APANTELES OBSCURICORNIS (Viereck). 



Apanteles {Protapanteles) obscuricornis Viereck, Bull. 22, Conn. State 

 Geol. and Nat. Hist. Surv., 1916, pp. 186, 192. 



Habitat. — Connecticut. 

 Host. — Unknown, 



Type in the collection of the Connecticut Agricultural Experiment 

 Station. No other specimens are known to the writer. 



157. APANTELES MARGINIVENTRIS (Cresson), 



Microgaster marginiventris Cresson, Proc. Eut. Soc. Phila., vol. 4, 1865, 



p. 67. 

 Apanteles marginiventris Cresson, Ashmead, Trans. Ent. Soc. London, 1900, 



p. 277. 



Habitat. — West Indies. 

 Host. — Unknown. 



The type material is in the Academy of Sciences at Philadelphia, 

 and has not been examined by the writer. 



158. APANTELES CHARADRAE. new species. 



Female. — Length, 2.2 mm. Head indistinctly punctate, shining; 

 antennae shorter than the body ; mesoscutum shallowly but distinctly 

 punctate; the disk of scutellum fiat, with only a few weak punc- 

 tures; mesopleura somewhat punctate anteriorly, smooth and shin- 

 ing posteriorly; propodeum entirely rugose and opaque, with a 

 rather distinct median longitudinal carina; radius of forewing 

 longer than the transverse cubitus ; posterior coxae smooth and shin- 

 ing, with a conspicuous flattened area having a few punctures within 

 on the outer face above ; the posterior femora unusually stout ; inner 

 spur of posterior tibiae a little longer than the outer, also a little 

 more than half as long as the metatarsus ; abdomen not quite as long 

 as the thorax ; the first tergite with the sides rather strongly curved 

 outwardly, the apex hardly broader than the base, the entire plate 

 rugose ; second tergite broad, subtrapezoidal, entirely roughened and 

 opaque; remainder of the abdomen smooth and shining; ovipositor 

 sheaths hardly exserted. Black ; antennae brown ; tegulae yellowish- 

 testaceous; stigma and veins of forewing light brown; all coxae 

 black; remainder of the legs entirely testaceous, except the extreme 

 apex of the posterior femora above, which is slightly dusky; abdo- 

 men entirely black above and below. 



Male. — Like the female except for the longer antennae. 



Cocoons. — White ; gregarious, and held together in a mass within 

 the thin cocoon of the host. 



Type locality. — Washington, District of Columbia. 



Type.—Cvit.''^Q. 22.552, U.S.N.M. 



