'PERMITES FROM THE AUSTRALIAN REGION. 
yi easurem-enis . — ■ 
Total length 
Head, with mandibles, long . . 
base to apex of labruin, long 
,, base to frontal opening, long 
,, wide 
Antennae, long 
Pronotnm, long 
,, wide 
Mesonotnm, wide 
Metanotnm, wide 
Tibia iii, long 
mm. 
5 '50 
3-36 
2-00 
1-53 
1-19-1 -22 
1-70 
0-51 
0-91 
0-85 
0-75 
0-91 
Worker. 
Colour. Head cinnamon bnfl ; frons whitish ; a small ferrn- 
ginons spot at either end of ])ostclypens ; labrnm light orange 
yellow at the sides ; remainder of insect whitish. 
Head. — barge, widest part in line with antennal foveolae, nar- 
rowed posteriorly to the broadly rounded hind margin, rather 
scantily clothed with pale setae. Postclypens small, anterior 
margin concave, posterior margin convex, about one-fourth as long 
as wdde : antecly])eus about as long as postclypens, slightly produced 
in middle. Labrnm small, Avider than long, narrowed at the base, 
slightly widened before tlic middle, thence narrow-ed to bluntly 
])ointed apex. .Antennae IG-jointed, tlic 1st joint long and narrowed 
in the middle, 2nd about half as long as 1st, 3rd very small, 4th to 
8th increasing in size progressively. 
Thora.r . — Pronotnm deeply emarginate and bent np in front ; 
posterior margin truncate ; moderately setaceous. Posterior margin 
of mesonotnm truncate, of the metanotnm broadly rounded ; with 
setae as on pronotnm. 
Legs. Moderately stout ; femora with few setae ; much more 
numerous on tibae. 
HhdomcJL — Short, very Avide in the middle, tapered to the 
bluntly pointed a])ex ; Avith setae as on thorax. Cerci and styli 
long and slender. 
Measurements. - mm. 
Total length .. .. .. ., .. 4-50 
Head, from posterior margin to apex of labrnm, long . . 1*53 
., to clypeofrontal suture, long .. .. 1‘02 
Avide .. .. ^ .. ..1-25 
Antennae, long .. ., .. .. ..1-53 
Pronotnm, long .. .. .. ..0-45 
,, wide . . . . . . . . 0*85 
Tibia iii, long . . . . . . . . . . 0-93 
Abdomen, Avide . . . . . , . . 0-91 
