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U.S. NATIONAL MUSEUM BULLETIN 261 



Figures 250-252. — 250, Acrogonia obscurior (Fowler), specimen from Tiqui- 

 zate, Guatemala: g, anal tube and basal sclerite; j, aedeagal apex in caudal 

 view; k, basal sclerite of anal tube in caudoventral view. 251, A.flammeicoloT 

 (Fowler), specimens from Barro Colorado Island, Panama: j, anal tube and 

 basal sclerite in lateral view ; k, basal sclerite of anal tube in caudal view ; m, 

 apex of female abdomen, ventral view. 252, A. stylata, new species, holotype: 

 j, anal tube in lateral view. 



