1930 ] 
Neiv Myrmecophilous Phorid 
165 
surface smooth, impunctate; the upper margin sharp and 
forming a slightly raised rim except at the sides; two 
closely approximated supra-antennal bristles directed up- 
wards and backwards; lower transverse frontal row con- 
sisting of four equidistant bristles, the lateral ones well 
removed from the margin of the eye; middle row further 
Fig. 1. Diploneura (JEnictomyia) chapmani sp. nov. 
from the lower one than from the upper, of four equi- 
distant bristles; upper or ocellar row close to the occipital 
margin; postocular cilia strong, especially above; cheeks 
each with three very large and strong bristles; bristles of 
palpi rather strong and densely placed. Proboscis beyond 
the basal angle abouf as long as the head-height, gently 
curved downwards to the tip. Antennae small, oval; with 
a moderately long, weakly pubescent arista. Mesonotum 
smooth, highly polished, without any microscopic hairs be- 
