TERMITES FROM THE AUSTRALIAN REGION. 
surface distinctly darker, eyes muck smaller, head larger and more 
setaceous, postclypeus shorter (0*062 as against 0*074), and pro- 
notum distinctly different (cf. Figs. 136, 144). 
Head. Flyes small, prominent, circular (0*221 0*238), close 
(0*068) to lower margin (»f head. Ocelli rather small, oval, separated 
from the eyes by a space equal to their breadth. Anteimae lb- 
jointed. Fontanelle linear. Mandibles ap[)arently as in M. sunferi. 
Thorax (Fig. 144).- Pronotum concave in front, anterolateral 
angles rounded, sides rounded to the slightly sinuate posterior 
margin. Posterior margin of nieso- and metanotnm deeply emargi- 
nate. 
M bn/.s- (Fig. 214).— Hindwing with radius and radial sector 
dark ; media distinct to the apex of wing, without branches ; cubitus 
joining the margin at apex of wdng, with thirteen branches, the first 
nine distinctly darker than the remainder. Membrane moderately 
setaceous and densely covered with micrasters. 
M easure'menls . — 
Length without wings 
Plead, to apex of labrum, long 
,, to clypeof rental suture, long 
,, wide 
Pronotum, long . . 
,, wide 
Wings, hindwings, long . . 
wide . . 
5 ) ? J J.V4-V 
Tibia iii, long 
Abdomen, wide . . 
mm. 
5*00 
1*00 
0*65 
0*91 
0*57 
0*82 
8*00 
2*16 
0*85 
1*30 
Soldier. 
Differs from M . septentriotMlis, n. sp. as follows ; Frontal 
process much larger (Figs. 145, 146), front of head less receding, 
labrum smaller and narrowed towards the apex (not widened, as in 
47. septentrionalis), gula narrower (0*170 at narrowest part), antennae 
with longer and narrower joints, the 2nd joint shorter and narrower 
than 3rd and 4th, which are equal in length and shortest of all, 
3rd as long as 5th but wider, 5th to 14th long and slender, 6th to 
13th about equally long, 14th longer and narrower than 13th, 
pointed. 
Worker. 
Colour.- Head clay colour, postclypeus light orauge yellow. 
7/ead.- Moderately setaceous, the hairs mostly long ; widest in 
line with the insertion of antennae, sloping to the rounded posterior 
margin. Postclypeus moderately convex, with indistinct median 
suture, short, about three-eighths as long as wide ; anteclypeus small, 
1 111 ] 
