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PROCEEDINGS OF THE NATIONAL MUSEUM. 



VOL. xxxm. 



males from Tonkin in my collection have segment 10 and appendages 

 as described for -plwleratus, but are otherwise like clavatus excepting 

 that the venational character mentioned is intermediate; in one 

 specimen the triangle in both front wings is followed by 3 rows of 

 cells, in another specimen by 4 rows, and in the third specimen one 

 wing has 3, the other 4 rows. Either such a species as jphaleratus 

 does not exist or it has been imperfectly described. 



2. ICTINUS MELiENOPS De Selys. 



Trong, W. L. Abbott, collection U.S.N.M., 4 males, 12 females. 



Fig. 7.— Wings of male Ictinus meljlnops from Siam. 



Wings more or less fumose in one male and nine females. Sub- 

 trianorle in front wins 2-celled in all but the right wins: of one 



Fig. s.— Wings of female Ictinus mel.enops from Siam. 



male, where it is open, and one mng of a female where it is 3-celled; 

 subtriangle in liind wmg open in all. Triangle in front wang 2 

 cells long, the fii'st cell divided, making the triangle B-celled — in 



