440 



CLAUDE FULLER. 



Legs brown ; spurs of tibia very variable, I with 1 to o, II 

 with 2 to 5, III with 3 to 4; an analysis of four insects 

 gives : 



It will be observed that out of eight cases for four insects 

 recorded the same sequence only occurs twice. 



Abdomen. — Whitish brown, sordid, darker than in 

 pretoriensis. 



Worker. 



Measurements. — Head- width 2*2 to 4 mm. ; total length 

 8"0 to 13 mm. Antennas 31 to 34 joints. 



Head. — Vertex black-brown ; the greater part of the frons 

 yellow or white, sometimes with median area dark- or black- 

 brown ; clypeus pale yellow at sides, dark in the middle ; 

 epistome white ; labrum yellowish with a greenish tinge. 

 Trochantin not projecting beyond margin. 



Ocelli, each surrounded by a diffuse ring of yellow. 



Antennte pale-brown ; whip-like ; joints I and II large and 

 strong; III to V short, annular and sub-equal; III usually 

 "the smallest ; remainder increasing in length to about one- 

 third the distance from base to apex ; apical series elongate 

 and narroAving; apical joint shorter than penultimate and 

 elongate oval ; of 31, 33 and 34 joints. 



'J'horax. — Shields in the middle black-brown with a pale 

 median stripe ; side-plates p^de brown ; cephalic margin of 

 pronotum with a mottled white or pale yellow band. 



Pronotum much narrower than the head. Mesonotum as 

 broad as pronotum with processes; metanotum broader than 

 mesonotum. 



Legs tarsi and tibia pallid, femur dark brown ; I with 3, 

 II with 4, III with 3 spurs to tibia. 



