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UNITED STATES NATIONAL MUSEUM BULLETIN 207 



Figures 480-483. — Males. 



480. Homoeosoma sinuellum (Fabricius) ; 



480a, gnathos; 480b, elements of trans- 

 tilla; 480c, anellus; 480d, aedeagus; 

 480e, sclerotizations of eighth abdom- 

 inal segment. 



481. Homoeosoma electellum (Hulst); 481a, 



vinculum; 481b, aedeagus; 481c, gna- 

 thos; 481d, elements of transtilla; 

 481e, anellus. 



482. Homoeosoma illuviellum Ragonot; 482a, 



aedeagus; 482b, gnathos; 482c, anellus; 

 482d, elements of transtilla; 482e, 

 sclerotizations of eighth abdominal 

 segment. 



483. Hom.oeosoma imitator Heinrich, new species; 



483a, lateral view of uncus, gnathos, and 

 tegumen; 483b, aedeagus; 483c, gna- 

 thos; 483d, elements of transtilla; 483e, 

 anellus; 483f, sclerotizations of eighth 

 abdominal segment, showing shortest 

 form of ventral process; 483g, longest 

 form of ventral process from eighth 

 abdominal segment. 



