30 _ The Philippine Journal of Science 1921 
seems to be replaced in the main in the Oriental Region by the 
species of Neotermes and Glyptotermes. The species described 
here is the first species of the genus Kalotermes reported from 
the Philippines, and the second from the Oriental Region, the 
only other species being K. indicus (Holmgren) reported from 
Macassar and Siam. 
Kalotermes mcgregori sp. nov. Plate 1, figs. 1 and 2, text fig. 1. 
Types.—Short-headed soldiers (from No. 188 of general col- 
lection), long-headed soldiers, ‘“‘workers,” and nymphs (from 
No. 289 of general collection), No. 24 in type collection. 
' Cotypes—No. 188 in general collection (McGregor and 
Light), Culi Culi, Rizal Province, Luzon, near Manila, October 3, 
1920; No. 289 in general collection (McGregor and Light), Culi 
Culi, November 19, 1920, same colony as No. 188; No. 339 (Mc- 
Gregor and Light), Rosario, Batangas Province, Luzon, D 
cember 25, 1920. 
DIAGNOSIS 
Body of all castes broad and flat; thorax long; head and body 
hairy; antennz of soldiers with 15 to 17 segments, the third 
heavily chitinized and twice as long as the second. Dorsal and 
lateral margins of antennal foveole projecting. Pronotum long 
and very broad, much broader than the head and strongly arched, 
deeply concave anteriorly, its anterolateral regions projecting 
over the head. Abdominal terga of soldier somewhat chitinized. 
Living in the trunk of ipil-ipil (Leucaena glauca Benth.). 
DESCRIPTIONS 
Adult—Unknown. Well-developed wing pads show (March) 
the median to lie parallel to and midway between the radius 
sector and the cubitus. 
Soldier—Head shading from yellow posteriorly to chestnut 
anteriorly, mandibles black; antennz brown proximally, shading 
into very light yellow distally. Pronotum, mesonotum, and 
metanotum light brown; abdominal tergites, tibize and tarsi of 
legs yellow with a faint brownish tinge or light brown, femora 
lighter. 
Head, body, and legs covered with a dense growth of subequal 
microscopic hairs; head short, thick, and directed somewhat 
downward, flat below, rounded laterally and above, converging 
slightly at both ends, bluntly rounded posteriorly. Frons 
rather precipitate, slightly concave in central region. A few 
soldiers have longer heads with straight sides converging but 
