504 
The Philippine Journal of Science 
1920 
Remarks. — Very closely allied to Eutermes buitenzorgi Holm- 
gren, from Java. The soldier of the present species differs 
from that of the former in having a longer head. 
A nest was found at the base of a small Pithecolobium dulce. 
It was actually observed that Eutermes las-pihasensis attacks 
Barringtonia and the above-mentioned tree, making wide-covered 
tunnels over the trunks. 
Eutermes (Trinervitermes) menadoensis Oshima. 
Eutermes ( Trinervitermes ) menadoensis Oshima, Annot. Zool. Jap. 
8 (1914) 580, pi. 10, figs. 9 and 10 (Menado, Celebes). 
Luzon, San Francisco del Monte, February 22, 1917 ; Masam- 
buang, near Manila, February 22, 1917 : Laguna Province, Paete, 
March 10, 1917. 
Remarks. — The present species sometimes attacks Ficus and 
Barringtonia, making covered tunnels from nests in the ground. 
Eutermes (Rotunditermes) culasiensis sp. nov. Plate 2, fig. 6 ; Plate 
3, fig. 20; Plate 4, fig. 14. 
Imago. — Unknown. 
Soldier. — Head, antennae, and labial palpi yellow; rostrum 
reddish brown, paler posteriorly; pronotum yellowish, with 
brownish anterior border; abdomen white; legs straw-colored. 
Head very sparingly beset with spiny hairs; thorax roughly 
pilose; abdominal tergites covered with minute hairs. 
Head turnip-shaped, with a slender conical rostrum, dorsal 
profile nearly straight, making a curve; antennae 12-jointed, 
second joint nearly as long as third, fourth joint slightly longer 
than third, other joints subequal in length; mandible with a 
short apical portion which is sharply pointed ; pronotum saddle- 
shaped, anterior border entire, not bilobed. 
mm. 
Length of body 3.20-3.80 
Length of head, with rostrum 1.44-1.50 
Length of head, without rostrum 0.85-0.94 
Width of head 0.94-0.97 
Width of pronotum 0.44-0.47 
Worker. — Head yellow; antennae, labial palpi, and thorax 
straw-colored ; abdomen whitish. Head sparingly pilose ; thorax 
and abdominal tergites moderately covered with minute hairs. 
Head quadrate, posterior border broadly rounded; Y-suture 
distinct, whitish; postclypeus swollen, nearly twice as broad as 
