104 Claude Fuller 



Vertex of head not flattened nor depressed, with a small raised 

 fontanelle point. Eyes flatly rounded. Ocelli small, sub-circular, 

 very deeply inset, quite one diameter from eye. Olypeus almost 

 half as long as wide (21:45). 



Antennae mutilated; joint IV larger than III or V and as 

 long as VI ; III and V sub-equal. 



Pronotum as wide as head across eyes, longer than half of 

 width (15:28) ; semicircular in outline; viewed from above the 

 front margin straight, but anterior lobe erect and shallowly 

 emarginate; sides and hind margin in a relatively equal curve, 

 or hind margin insignificantly bilobed. Mesonotum with hind 

 margin somewhat angularly emarginate; metanotum with hind 

 margin regularly incurvate. 



Body with head fully extended (male) about 12; headwidth 

 across eyes 1 • 75 ; between eyes 1 * 37 ; head length from margin 

 of clypeus 1 • 56 ; Diameter of eye from above ? 40. 



Soldier Major: Head reddish yellow, somewhat short rectangu- 

 lar oval and thick ; about as wide as long. Mandibles almost as 

 long as head; black, at the base yellow, tips strongly in- 

 bent, left with an insignificant but constant toothlet at upper 

 third, Labrum relatively short. 



Antennae! pallid; XVI jointed; III and IV sub-equal and both 

 plainly smaller than V; or XV jointed when III is small and 

 IV large and plainly compound. 



Total length 5 • 5 to 6 ; head with mandibles 2^2 to 2 • 3 ; head- 

 width 1-25 to 1 • 30 ; mandibles 1 - 0. 



Soldier Minor: Head pale yellow of the same shape as with 

 major; mandibles almost as long as head, brown, at the bases 

 yellow, curved but much finer and straighter than with major, 

 left without toothlet. Labrum relatively short. Antennae XV 

 jointed ; III very small, annular ; IV longer than V ; occasionally 



XIV jointed when III is long and compound. Total length 4 ? 

 to 4-7; head with mandibles I'S; headwidth 0;87 to 0i93. 



The minor soldiers are usually in two grades, those with longer 

 and those with shorter bodies. 



Worker Major : Head subrectangular, a little wider than long ; 

 in three grades. Headwidths: larger grade 1-44, intermediate 

 grade 1 • 37, smallest grade 1 • 31. 



Antennae XV jointed; III small; IV longer than V and often 

 plainly compound ; or XVI jointed with III, IV, V, relatively small 

 and increasing in size or with IV smallest. 



Worker Minor : Head sub-circular. Headwidth • 94. Antennae 



XV or XVI as with majors. 



Localities: The male and female with major, intermediate sol- 

 diers and workers from Xinavane, Umkomati River, LoURENCO 

 Marques. Major, intermediate and minor soldiers with workers 

 from Messina, near Limpopo River. Soldiers and workers from 

 Lebombo flats, Swaziland; Nelspruit, Leydsdorp. Ledzie, and 

 Letsitele, TRANSVAAL. 



