TERMITES FROM THE AUSTRALIAN REGION. 
Thorax . — Pronotuin with very few setae, small, anterior third 
elevated and slightly emarginate in the middle ; the anterolateral 
angles narrowed ; the sides sloping acutely to the truncate posterior 
margin. 
Legs . — Short ; femora stout ; tibiae slender ; with very few 
setae ; tibial spurs short and stout, 3:2:2; claws short and 
stout. 
Abdomen. — Small, narrow at the base, widest in the middle, 
abruptly tapered posteriorly, with numerous mostly very fine setae. 
Cerci moderately large, wide at the base, apical joint long and 
slender. Styli veiy small. 
Measurements . — Muii- 
Total length . . . . • • • 4 ’50-5 ’00 
Head, with mandibles, long . . . . ■ • 2 ’28 
,, wide . . . . • • • • 
” •• •• 
Mandibles, long . . • • • ■ • ■ P °o 
Antennae, long .. •• •• •• i'*jO 
Pronotum, long . . - . • • • • 0 ‘ 34 
,, wide . . . • ■ • • • O' 60 
Tibia iii, long . . • • • • • • 0 68 
Abdomen, wide . . . • • • • • 0 85 
■Worker. 
C'ofour.— Large form : Head and postclypeus ochraceous orange, 
the latter with a large dark ferruginous area at the articulation of 
the mandibles ; anteclypeus hyaline ; labrum light orange yellow ; 
antennae, thorax and legs cream buff. Small form : Similar to the 
above, but paler ; frons white. 
Head.— With very few setae, but more than in soldier ; nearly 
parallel on the sides, broadly rounded behind. Postclypeus markedly 
convex, hemispherical behind, truncate in front, with a distinct 
ferruginous median suture and a few rather large setae. Anteclypeus 
larged about half as long as postclypeus, nearly truncate in wont. 
Labrum small, markedly convex, narrow at the base, widest m the 
middle, rounded in front. Antennae 13-jomted ; the 1st joint short 
and stout ; 2nd stout, a little more than half as long as 1st , 3rd 
shortest ' 4th to 8th moniliform ; 9th to 12th more turbinate ; 
12th noticeably longer than 11th, but shorter than 13th. 
TAomr - -Pronotum similar to that of soldier, but the posterior 
part shorter and the whole slightly more setaceous. Posterior 
margin of meso- and metanotiim with a scanty fringe of setae as on 
pronotum. 
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