172 PROCEEDINGS ENTOMOLOGICAL SOCIETY 



Neoperla recta n. sp. 



Brownish, a dark spot on the clypeus; antennae beyond first joint is black 

 for some distance; setse black at tips, tibiae dark, wings with brown tinge, 

 and brown venation. Ocelli large, about diameter apart, fully as close to 

 bosses, which are situate about as far from eyes, clypeal margin truncate; 

 pronotum strongly convex in front, much narrowed behind, surface rugu- 

 lose. In fore-wings radial sector with three branches in female, two in 

 male, in all cases with a few cross- veins between them; about 7 median, 

 and 6 cubital cross-veins, and four cubitals in hind-wings, the veinlet con- 

 necting radius and sector straight; the first axillary in hind-wings ends in 

 four branches, not connected to next axillary. The ventral plate of female 

 is simply slightly, evenly convex. Expanse, female 35 mm.; male 27 mm. 



Los Banos and Mt. Makiling. 



Neoperla obliqua n. sp. 



Wholly pale yellow; eyes and ocelli black and base of antennae (except 

 basal joint) rather dusky. Ocelli small, much more than diameter apart, 

 as close to each other as to the bosses, these latter much nearer to the eyes; 

 clypeal margin rounded; pronotum broader in front than head, a little 

 narrowed behind, front margin only slightly convex, surface rugulose. 

 Wings with venation pale yellow; no cross-veins in apical part of wing; 

 radial sector with two branches beyond anastomosis, about 8 median, and 

 6 cubital cross-veins, in hind wings only 3 to 5 cubital cross-veins, the first 

 axillary in hind-wing ends in three branches, one connected to next axil- 

 lary; in the fore-wings the veinlet connecting radius and sector is strongly 

 oblique. In female the ventral plate is not developed. Expanse, 35 mm. 



From Mt. Makiling. 



MYRMELEONID.E. 



Formicaleon cleonice n. sp. 



Head yellowish; a dark band below antennae, and a fainter band above 

 them; vertex with two rows of connected spots; pronotum with a broad 

 median dark stripe, divided by a pale median line, and sides dark, between 

 these dull gray yellowish, not clear, two long black bristles each side and 

 lower sides with long white hairs; rest of thorax with median pale line, 

 and interrupted pale stripe each side; pleura pale, with few dark spots. 

 Abdomen dull blackish, first segment pale above, second with pale basal 

 streak, forked behind, at middle of second and third segments is a distinct 

 black spot, other segments pale on base, but not clearly marked, last seg- 

 ments with pale at each apical lower corner. Legs pale, femora infuscated 

 above, tibiae with premedian dark band, and other spots and dots, hind tib- 

 iae with dark line on inner side, tips of tarsal joints dark. Wings hyaline, 

 veins with dark spots, radius with longer dark spaces, outer gradates dark, 



