86 NORTHERN TBRRITOUY TERMITTDjE^ i., 



tooth on the left. Prothorax heart-shaped, a little wider than 

 long, a deep indentation in the front margin, slightly turned up 

 in front and on the sides, the middle convex, the hind margin 

 truncate. Abdomen short, widest at the tip, covered with stout 

 hairs; cerci and anal appendices long, hairy. Legs strong; tibia 

 covered with hairs; claws and tibial spines long. 



Wo7'ker. — Head pale yellow, legs and antennae paler; abdomen 

 whitish.^ Length 3|mm. Head large, orbiculate, arcuate behind 

 the clypeus. Antennse 17-jointed, moderately long. Clypeus 

 large, convex, lobed, truncate in front, a ferruginous spot at 

 either end. Labrum large, apical two-thirds convex, spade- 

 shaped, basal one-third narrower, with two depressions, one on 

 either side of a median ridge, the hind margin produced at either 

 side into a projection directed backwards. Jaws hidden by the 

 labrum. Prothorax small, rugose, saddle-shaped; front margin 

 rounded and turned up, with a deep median indentation; a deep 

 indentation on either side behind the upturned front margin, 

 sides rounded to the truncate hind margin. Abdomen elongate- 

 oval. Cerci long, slender, hairy. Legs stout; tibia covered with 

 bristles. 



Observations on this species have been confined to a small 

 community (1 winged insect, 12 workers, and 10 soldiers) taken 

 in the stem of a Papaw, whicli had been hollowed out and filled 

 with earthy material; and to a still smaller community found 

 under a log at East Point, near Darwin. 



Z^a6.— Darwin, Northern Territory (G. F. Hill, 17/12/13). 

 Types (No. 95) in the Entomologist's Office, Department of Agri- 

 culture, N.T. 



Termes nana, sp.nov. 



Winged form not known. 



Soldier. — Head pale ferruginous, darkest towards the forehead; 

 labrum pale ferruginous : basal joint of antennae paler than 

 labrum, rest of antennae ochreous; jaws dark reddish-brown; 

 thorax, legs, and abdomen whitish. Length, 3mm. Head long, 

 moderately slender, rounded behind, nearly straight on the sides. 



