TERMITES EROM 'PHE AUSTRAUAN REOTOX. 
Measurements. - 
mm. 
Length with wings (^ ) 
8 MR ) -8 • 50 
,, without wings (t ) . . 
-■)-40 fiMiO 
Head, ifrom base to apex of labrum, long 
()-'.)7 
,, from base to clv])eofrontal suture, long . . 
()Mi8 
wide 
0-',)l 
Lyes, diameter 
()-2:h8 
Antennae, Id-jointed 
Pronotnm, long 
0-4U 
,, wide 
OMR.) 
Wings, forewings, long 
0-55 
,, ,, wdde 
1 -88 
,, hindwdngs, long 
0 • 28 
,, w'ide 
1 -88 
Tibia iii, long 
()-l)l 
Abdomen, wdde 
0 •'.)() 
Potal length, ’24 MR) iniu. 
(^>L'KEN. 
abdomen, wide, b'oO mm. 
SoLDIEK. 
sp., but tlie head sometimes 
mm. 
(denerally a,s in M. umhritarsns, n 
more nearly parallel on the sides. 
Measurements. 
Total length 
Mead, with mandibles, long . . 
,, without mandibles, long 
,, wide 
Mandibles, from external articnlation, long 
(lula, at narrowest part, one-fifth as wide as head. 
Pronotnm, long 
,, wMde 
WoRKEH. 
Colour. Large form : I lead generally ochraeeous on , 
somewhat paler. Small form: Head chestnut brown with pale 
sutures ; postclypeus distinctly lighter than remaindei of head. 
'rhere are intermediate forms as regards colour and size ; other- 
wise similar to the workers of M. umhntursim. 
M easuremeuts. 
Total length 
Head, from base to apex of labrum, long 
from base to clyjieofrontal suture. Imp; 
„ wide ^ 
Antennae, 12- 
ITonotiini, long 
„ wide 
Tibia iii, long 
Abdomen, wdde 
5 • 
00 
5-50 
2 • 
fR) 
2-85 
1 • 
6.T 
-1-71 
()• 
4)7 
1 -11 
()• 
•01- 
-1 M)8 
O' 
■20 
0-24 
()• 
■57 
0M12 
, clypeus 
w 
dth 
pale 
mm. 
4 MR) 5 MR) 
1 -25 
OMiS 
O-DT lM)d 
()-28 
0 -57-t) M)2 
0M12 
UM)6 
I Ri' I 
