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PROCEEDINGS OF THE NATIONAL MUSEUM vol. 123 



Figures 58-71. — Hydropsyche vespertina, new species: 58, genitalia, lateral; 59, tip of 

 aedeagus, ventral. Diplectrona chiapensis, new species: 60, genitalia, lateral. Plectropsyche 

 sandrae, new species: 61, genitalia, lateral; 62, clasper, postero ventral; 63, ninth and tenth 

 terga, dorsal. Leptonema chila, new species: 64, genitalia, lateral; 65, ninth and tenth 

 terga, dorsal; 66, tip of aedeagus, lateral; 67, tip of aedeagus, dorsal. Limnephilus maya, 

 new species: 68, genitalia, lateral; 69, cercus, tenth tergum, and clasper, posterior; 70, 

 aedeagus, lateral. Triaenodes anomala, new species: 71, genitalia, lateral. 



U.S. GOVERNMENT PRINTING OFFICE: 1967 



