TEKMITJ5S FEOM THE AUSTRALIAN REGION. 
Variety “ B.” 
Soldier . — Aj>Tees with \hiriety “ K ” excejiting in size of head. 
M easurements . — imn. 
Head, to a])ex of frontal jirocess, long . . IdiO 
„ wide .. .. .. .. 0-90 
( !nla, at narrowest part, wide .. .. 0’20 
Three nest-series (without iniagos) from near Perth. 
Variety C.” 
I mayo. in Variety “ E.” 
Soldier.- Agrees with Variety “ E ” in liaving very slender 
mandibles, but fliffers in having a wider head and mucdi Avider gula, 
labrum not deeply notched anteriorly but truncate except at antero- 
lateral corners wliich are j)roduced into short, tine points, frontal 
process shorter and thicker at base. 
yieasurementH. — mm. 
Head, to ajiex of frontal process, long . . 1-59 
wide . . . . ' . . . . 1 *14 
deep .. .. .. .. 0-85^0 -91 
(lula, at narrowest part, wide . . . . 0*25 
One nest-series from Denmark (taken in January). 
Variety “ D.” 
Soldier (Eigs. Ill, 112). Agrees with the typical form m having 
stout mandibles, but differs in having a noticeably larger head, 
Avider, s])reading and deeply-notched labrum, relatively much 
narroAver gula and stouter frontal process. 
J / easvrements . — mm. 
Head, to apex of frontal process, long . . 1 *99-2 '16 
,, wide .. .. .. .. 1-14-1 -24 
,, f^eep .. .. .. .. 0-97-1 -02 
Gula, at narroAvest part, wide .. .. 0-13 
One nest-series (Avithout imagos) from DAA^ellingup. 
Variety “ E.” 
Imago.- Differs from the typical form in having the postclypens 
and antennae paler, fontanelle slit-like, eyes generally smaller but 
sometimes as large, i.e., 0-221 x 0-238 to 0-238 x 0 - 255 . 
Soldier (Mg. 113). Differs markedly from the typical form in 
having the mandibles more slender, labrum deeply notched, Avider 
gula, generally narroAver head and shorter jointed antennae. 
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