342 



The Philippine Journal of Science 



1915 



nate; lorse as long as clypeus, about two thirds as wide, and 

 with outer margin incurved. Width of pronotum two times the 

 length, the length three and a half times that of the vertex; 

 surface very finely shagreened. Scutellum very finely sha- 

 greened, the impressed line very inconspicuous and nearly 

 straight; the length equaling that of pronotum; corium with 

 second apical cell pedunculate. Hind margin of anal segment 

 of female truncate. Pygofers of male with slender bases, gra- 

 dually narrowed apically where the tip is upturned. 

 Luzon, Mount Maquiling (coll. Baker). 



Idiocerinus nacreatus sp. nov. 



Length, 4 mm.; width of 

 head, 1.3 mm. Head, thorax, 

 and legs pearl white ; tegmina 

 semitransparent, with basal 

 third washed with orange, 

 postnodal veins orange. 



Head sculptured as in I. 

 melichari; length of vertex 

 into width between eyes about 

 three and one-third times, 

 length at middle distinctly 

 greater than at eyes. Face 

 about as broad as long; distance between ocelli once and a half 

 the distance between ocelli and eyes and once and a half the 

 width of clypeus at base; clypeus as in /. melichari; lorse as 

 long as clypeus and about two thirds the width, the outer 

 margins not incurved. Width of pronotum two and a fourth 

 times the length, the length two and a half times that of vertex ; 

 surface finely shagreened. Scutellum as long as pronotum and 

 one half of vertex together, sculptured as in melichari. Corium 

 with second apical cell pedunculate. Genitalia of female as in 

 melichari, but side plates strongly, discally carinate. 

 Luzon, Mount Maquiling (coll. Baker). 



Fig. 23. Idiocerinus nacreatus sp. nov. 



