19, 1 Light: Notes on Philippine Termites, II 43 
Planocryptotermes nocens sp. nov. Plate 2, figs. 3 and 4; Plates 5 
and 6. 
Types.—Adult, soldier, larva, and nymph, No. 26 in type col- 
lection from No. 202 of general collection. 
Cotypes.—No. 39 (del Rosario), Manila; No. 202 (Light), 
Manila; and No. 442 (Gamboa), Manila, in the general collection. 
DIAGNOSIS 
Adult.—Antenne long, with 16 segments, rather sparsely 
haired with stiff hairs of two sizes,’segments 11 to 15 thickly 
clavate with very slender proximal ends, terminal segment shorter 
and much narrower, ovate; body with wings from 8.5 to 9 milli- 
meters long, without wings from 5 to 5.5 millimeters long; 
pronotum slightly narrower than head. , 
Soldier.—Head about 1.25 millimeters long from posterior bor- 
der to middorsal margin of frontal area, about 1.50 millimeters 
from posterior border to labral suture; about 1.25 millimeters 
wide; head making more than a right angle with mandibles; 
margin of frontal area not strongly developed, bilobed, with one 
deep median dorsal and two slighter lateral dorsal notches ; ante- 
rior concavity shallow; two short “antennal spines,” one an 
extension of the anteroventral margin of the antennal foveola, 
the other of the anterodorsal margin. Antenne of 13 or 14 seg- 
ments. House termites. 
DESCRIPTION 
Adult.—General color brown above, ventral surface of thorax 
_yellow, of abdomen light brown; wings faintly iridescent, light 
transparent brown, anterior border darker opaque brown; head 
rounded posteriorly, nearly semicircular, longer than broad, with 
scattered spikelike hairs; Y suture visible in center of head; 
labrum small, somewhat swollen, yellow; antenne typically 
with 16 segments, all segments rather sparsely haired with 
scattered, stiff, larger hairs and more numerous smaller hairs; 
first segment cylindrical, second shorter, slightly swollen dis- 
tally, proximally heavily chitinized; third thickly obconic, about 
as long as second; fourth to eighth as long as broad, increasing 
slightly in size and becoming more smoothly rounded; ninth > 
larger, broadly oval; tenth to fifteenth increasingly long, 
clavate with very slender bases; sixteenth long-oval, shorter, 
and slenderer. 
