THE SOLDIERLESS TERMITES OF AFRICA 



13 



(48 



(49 

 (50 

 (51 

 (52 



(53 

 (54 

 (55 

 (56 



(57 

 (58 

 (59 



Imago : width at narrowest part of mesonotum between wing processes (M) 



Imago: width at narrowest part of metanotum between wing processes (N) 



Worker: width of head capsule (W) 



Worker: width of fore tibia (T w ) 



Worker: length of fore tibia (Ti) 



Worker: length of postclypeus (Pel) 



Worker: left mandible, distance from apical to first marginal tooth (L A ) 



Worker: left mandible, distance from first to third marginal (Lj) 



Worker: left mandible, distance from third marginal to end of subsidiary 



tooth (L m ) 

 Worker: right mandible, distance from apical to first marginal tooth (R A ) 

 Worker : right mandible, distance from first to second marginal (Ri) 

 Worker: right mandible, distance from second marginal to notch between 



it and the molar plate (R m ) 



(ii) Ranked qaantitatives 



(60) 

 (61) 

 (62) 

 (63) 

 (64) 

 (65) 

 (66) 



(67) 

 (68) 



(69) 

 (70) 

 (7i) 

 (72) 

 (73) 

 (74) 

 (75) 

 (76) 

 (77) 

 (78) 



(79) 

 (80) 



(81) 



(82) 



(83) 



(84-87) 



Imago : left mandible, state of subsidiary tooth 



Imago : fore tibia, state of third apical spur 



Imago : head capsule colour 



Imago: postclypeus colour 



Imago: colour of ocellar patch or streak 



Imago: fontanelle colour 



Imago : medial spot colour 



Imago: colour of middle articles of antenna (VIII, IX, X) 



Imago: colour of frontal marks 



Imago: femora colour 



Imago : tibiae colour 



Imago: colour of tarsi 



Imago : colour of abdominal tergites 



Imago : dorsal abdominal stigmata colour 



Imago: abdominal sternites, colour of lateral parts 



Imago: abdominal sternites, colour of middle parts 



Imago : colour of ventral abdominal stigmata 



Imago : colour of cerci 



Worker: left mandible; state of subsidiary tooth 



Worker : fore tibia ; state of third apical spur 



Enteric valve : position of valve seat in unopened worker abdomen (Text- 



fig. 6) 

 Enteric valve : presence or length of neck separating valve seat from rest 



of second pouch or proctodeum 

 Enteric valve : presence or size of third (inner) lobe of valve seat 

 Enteric valve : size of two outer lobes of valve seat 

 Enteric valve: condition of cushions, retracted, produced, elongated, or 



extreme, for four independent positions 



