BY WALTER W. FKOGGATT. 529 



as the head, short, concave in front, truncate Ijehind and rounded 

 on the sides : legs short, thiglis thick : abdomen short, and very 

 broad in proportion, flattened, anal appendices showing at tip of 

 abdomen, cerci small. 



^rt6— Sydne}', N.S.AV. (W. W. Froggatt). 



This species lives in dead logs, in small communities of fifty or 

 a hundred, and in several that I have cut out of firewood they 

 have consisted of immature winged ones, with only one soldier, 

 and one or two workers. I have never been able to breed the 

 perfect insects, though a number of them lived for some months 

 in a tin. 



Calotermes robustus, n.sp. 



(PI. XXXV. fig. 8.) 



Head and prothorax dark ochreous, the upper surface of the 

 rest of the thorax and abdomen lighter coloured; antennte, under 

 surface and basal portion of legs light ochreous, with the 

 tiljipe and tarsi slightly ferruginous; wings semi-opaque, with the 

 nervures ferruginous. Length to tip of wings 9; to tip of body 

 5h lines. 



Head orbiculate, about as long as broad, convex, and rounded 

 on summit. Eyes large, coarsely faceted, projecting; ocelli large, 

 oval, contiguous, and in line with the front of the eyes. Antennae 

 19 jointed, long and slender towards the tips,^ springing from a 

 circular antennal cleft in front of the eyes; 1st and 2nd joints 

 large, cylindrical; 3rd-8th short, moniliform; 9th-12th turbinate; 

 13th-18th more stalked and elongate; terminal one much smaller, 

 slender, elongate, oval. Clypeus rounded in front, very pro- 

 minent, divided in the centre by a suture forming two convex 

 lobes; labrum large, rounded in front. Thorax with a fine dark 

 median line running down to apex of metathorax; prothorax 

 much broader than long, as broad as the head, truncate at both 

 sides, slightly depressed in the middle of each, and rotundate on 

 the sides, smooth and shining. Legs rather lone, thighs com- 



