THE SOLDIERLESS TERMITES OF AFRICA 



137 



moderately inflated, Pcl/VV, 0-24-0-28, posterior margin bowed, not evenly rounded, median 

 suture distinct; pilosity of head capsule dense, uneven, rather coarse, not forming a pelt. Other 

 characters given in generic diagnosis. 



Measurements (six specimens from three localities) in millimetres. 



Head width across eyes (W) 



Ocellus (O w xO|) . . . 0-08 



Ocellus to eye (O-E) 



Postclypeus length (Pel) 



Antennal article III 



Antennal article IV 



Antennal article V . 



Left mandible, apical to first 

 marginal (La) 



Left mandible, first to third 

 marginal (Li) 



Left mandible, third marginal 

 to molar (L m ) 



Right mandible, apical to first 

 marginal (Ra) 



Right mandible, first to second 

 marginal (Ri) 



Right mandible, second mar- 

 ginal to molar (R m ) • • 0-07-0-09 



Mesonotum width (M) . . 0-24-0-28 



Metanotum width (N) . . 0-22-0-27 



Range 

 1-11-1-23 

 009 x 0-09-0- 1 3 

 0-09-0- 1 3 

 0-28-0-31 

 0-06-0-08 

 007-009 

 007-008 



014-016 



0-18-0-20 



007-008 



015-017 



013-015 



Mean ± S.D. 



1-150 ± 0031 



0080 ± 0015 x 0102 ± 0015 



0-II2 ± OOIO 

 0296 ± OOI3 

 O067 ± OOO5 

 OO77 ± OOO4 

 0-077 ± OOO4 



OI53 ± OOO5 



0-189 ± OOO7 



OO74 i OOO4 



OI58 ± OOO7 



0138 4j 0-007 



0077 ± 0004 

 0257 ± 0014 

 0243 ± 0018 



Worker. Head capsule very pale yellow, pilosity dense, with long conspicuous coarse yellow 

 setae. Postclypeus strongly inflated, Pcl/YV, 0-35-0-36; Pcl/Rj, 3-25-3-50. Membranous 

 wall of enteric valve beyond cushions apparently without even minute spicules. Other charac- 

 ters in generic diagnosis. 



Measurements (two specimens from two localities) in millimetres. 



Head width (YV) ...... 0-86-0-94 



Fore tibia width (T w ) ..... 0-11-0-13 



Fore tibia length (Ti) ..... 0-59-0-63 



Postclypeus length (Pel) .... 0-30-0-33 



Left mandible, apical to first marginal (La) • 0-13 



Left mandible, first to third marginal (Li) . 0-13 



Left mandible, third marginal to molar (L m ) . 0-04 



Right mandible, apical to first marginal (Ra) • 0-11-0-13 



Right mandible, first to second marginal (Ri) . 0-09-0-10 



Right mandible, second marginal to molar (R m ) 0-04-0-06 



The relationships of this species, and its distinguishing features, have already 

 been discussed under the generic heading. The abdomen of the worker caste appears 

 to be dehiscent in Aganotermes oryctes. 



Holotype $ imago, paratype <$ and $ imagos, and workers from type-colony, 

 Republic of South Africa: Transvaal, Letaba, 10.ii.1964 (W. G. H. Coaton) in 

 National Collection of Isoptera, Coll. No. TM. 13,333, Pretoria; paratypes from 

 type-colony also in BMNH. 



