Pep 4°] = WHEELER— ANTS FROM BORNEO AND LUZON 17 
1916 
the posterior ends of the compound eyes. Antenne small, 10-jointed; 
scapes distinctly dilated and flattened at their tips, which reach to about 
the posterior third of the eyes; first funicular joint about twice as long as 
broad, joints 2-8 slightly longer than broad, terminal joint twice as long 
as broad (slightly longer and more pointed than in the figure). Thorax 
elongate elliptical, nearly two and one half times as long as broad, flattened 
above; pronotum broader than long, mesonotum as long as broad, the 
promesonotal suture semicircular. Epinotum long and low, with indistinet 
= 
Yt 
NY 
Figure 4.— Dimorphomyrmezx luzonensis sp. nov. a, Female, in profile; b, head of 
same, dorsal! view. 
base and declivity, the former longer and passing over into the latter very 
gradually. Petiole scarcely broader than long, much narrower than the 
epinotum, the node very thick, low and evenly convex and rounded above. 
Gaster more than twice as long as broad, somewhat compressed dorso- 
ventrally. Legs short and stout; femora broad, slightly compressed; 
middle and hind tibiz with very short spurs. Claws of tarsi well developed. 
Fore wings with a closed radial cell, a single cubital and small but well 
developed discal cell and a large apterostigma. 
