THE SOLDIERLESS TERMITES OF AFRICA 101 



marginal nearly twice length of second. Pilosity of head capsule chestnut-brown, uneven, no 

 pelt. Meso- and metanota distinctly wider at constriction, M/W, 0-33-0-36. Fore tibia with 

 third apical spur only slightly smaller than other two. 



Measurements (two specimens from one locality) in millimetres. 



Head width across eyes (W) . . 1-24-1-33 

 Ocellus (O w xO|) . . . . 0-09 x 012-013 



Ocellus to eye (O-E) . . . 006-008 



Postclypeus length (Pel) . . . 0-33-0-36 



Antennal article III .... 005 



Antennal article IV . . . . 007-008 



Antennal article V . . . . 0-07 



Left mandible, apical to first marginal 



(La) ...... 010-011 



Left mandible, first to third marginal 



(Li) ...... 0-19-0-20 



Left mandible, third marginal to molar 



(Lm) 010 



Right mandible, apical to first marginal 



(Ha) on 



Right mandible, first to second mar- 

 ginal (Ri) ..... 014-015 

 Right mandible, second marginal to 



molar (R m ) ..... 010 



Mesonotum width (M) . . . 0-41-0-48 



Metanotum width (N) . . . 0-43-0-48 



Worker. Head capsule orange-yellow, pilosity yellow-brown, sparse but long, coarse and 

 conspicuous. Postclypeus weakly inflated, Pcl/W, 0-25, Pcl/Ri, 2-39; apical teeth of mandibles 

 moderately long, La/Li, 073, Ra/Ri. i-oo; subsidiary marginal tooth of left mandible separated 

 from molar prominence by wide notch in surface view, complex ratio, La/Li. L ni , 9-30; first 

 marginal of right mandible very slightly behind line of apical to second marginal, anterior 

 edge of first marginal slightly longer than that of second, R A /Ri R m , 13-09. Fore tibia slender, 

 Ti/T w , 596, third apical spur vestigial, one-fifth or less length of other two. Mesenteric junction 

 with proctodeum slightly longer than diagonal, to right of malpighian knot; enteric valve 

 seating dorsolateral in unopened abdomen, very weakly bilobed, connected to second pouch 

 of proctodeum by long neck; membranous wall of valve beyond cushions with sparse minute 

 spicules. 



Measurements (one specimen) in millimetres. 



Head width (W) . . . .1.08 



Fore tibia width (T w ) . . . .0-14 



Fore tibia length (T|) .... o-8i 



Postclypeus length (Pel) . . . 0-27 



Left mandible, apical to first marginal (La) 0-12 

 Left mandible, first to third marginal 



(Li) 016 



Left mandible, third marginal to 



molar (L m ) ..... 0-08 

 Right mandible, apical to first marginal 



(Ra) on 



Right mandible, first to second marginal 



(Ri) on 



Right mandible, second marginal to molar 



(Rm) 0-08 



