352 The Philippine JourtmX of Science 



Anal segment larger, longer than wide, lateral edges turned 

 ventrad forming a trough on ventral side, anus about middle; 

 lateral edges of pygofer angularly produced halfway along anal 

 segment; medioventral edge produced into two short, horizon- 

 tally flattened, blunt spines; styles broadest at base, gradually 

 narrowed to apex, flattened, forming a half spiral inward. 



Length, 3.9 millimeters ; tegmen, 4.6. 



Female. — Similar to the male. 



Length, 5 millimeters; tegmen, 5.4. 



Luzon, Nueva Vizcaya Province, Imugan (C. F. Baker). 

 Cotype in Bureau of Science collection. This interesting del- 

 phacid is named for Prof. C. F. Baker. 



