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PROCEEDINGS OF THE NATIONAL MUSEUM 



the second below pterostigma,»when present; one medial cross-vein 

 between MA and MPl + 2 slightly distad of separation of MA from 

 Rs; one mediocubital cross-vein, usually connecting lower branch of 

 MP3-f4 to a terminal branch of Cul, one cubito-anal cross-vem 

 between Cu2 and 1st A near base; one anal between 1st and 2d A 



RsWvIA i 



Figure 10. — Wing venation of Sisyra vicaria (Walker). A, forewlng; B, hindwing. 

 Abbreviations: C, costa; Sc, subcosta; Rl, radius; R2, R3, and R4+5, branches of radial 

 sector; Rs+Ma, radial sector and anterior media coalesced; MA, anterior media; MPl+2 

 and MP3+4, branches of posterior media; Cul and Cu2, branches of cubitus; A, anal vein; 

 r, radial cross-vein; r-m, radiomedial cross-vein; m, medial cross-vein; m-cu, mediocubital 

 cross-vein. 



near base; no outer gradates, inner series of two cross-veins, 1st r and 

 1st r-m; thyridia apparent on 1st r-m. 



Male genitalia (fig. 14, a, b) : Eighth tergite sometimes appearing 

 divided into two dorsal plates; ninth tergite divided into two small 

 parts, each half moved lateroventrally to tenth tergite; tenth tergite 

 entire, broader than long, frequently shorter dorsomediallj^, large, 

 with long setae and a group of from two to nine trichobothria on each 

 side; ninth sternite large and appearing terminal ventrally, ventral to 



