1935 ] 
New Ants from the Philippines 
41 
discoidal cell, and only a short basal piece of the radial 
vein, but with a well developed discoidal vein. 
Subgenotype: Cardiocondyla ( Prosopidris ) sima sp. nov. 
Cardiocondyla (Prosopidris) sima sp. nov. (Fig. 1) 
Worker. Length 2-2.2 mm. 
Head subrectangular, longer than broad, nearly as broad 
in front as behind, with straight, subparallel sides, broadly 
rounded posterior corners and feebly sinuate posterior bor- 
der. Eyes moderately large and convex, somewhat longer 
a, in profile ; b, head, dorsal view ; c, petiole and postpet- 
iole, dorsal view. 
than their distance from the clypeus. Mandibles convex, 
5-toothed, the two apical decidedly larger than the basal 
teeth. Clypeus projecting over the bases of the mandibles, 
its anterior truncated surface flattened, its posterior por- 
tion extending back between the frontal carinae large, con- 
vex, subtriangular, its anterior border transverse, feebly 
sinuate in the middle and more deeply sinuate on each side. 
Frontal area small, triangular, impressed and rather indis- 
tinct ; frontal groove distinct anteriorly. Antennae slender, 
scapes nearly straight, extending somewhat beyond the 
posterior corners of the head; second funicular joint longer 
than broad, joints 3-7 as long as broad, the two basal joints 
