ME. &. D. HAVILAND ON TERMITES. 421 



Termes trinervius, Bambur. 



Male 10 mm. long, subtestaceous, the head and parts of the 

 dorsal plates of the abdomen castaneous. Head ovate. Ocelli 

 large, separated from the eyes by a diameter. Fenestra narrow. 

 Antennae of 17 segments, the 3rd slightly longer than the 2nd 

 or 4th. Epistoma prominent and convex. Pronotum 2 mm. 

 broad, large, hairy, the anterior margin straight, somewhat 

 raised, the posterior margin slightly lobed. Mesonotum and 

 metanotura with broad concave posterior border. Anterior 

 wing-stumps slightly larger than the posterior. "Wing 20 mm. 

 long ; a broad yellow stain runs along the posterior border of 

 the subcostal nerve ; the slender median runs near and parallel 

 to the submedian, and bifurcates once or twice in the apical 

 quarter of the wing ; the slender submedian gives about 11 

 offsets and reaches to an eighth from the apex of the wing» 

 Abdominal papillae absent. 



Female with the 7th segment of the abdomen not half as long 

 as broad, the posterior margin convex. Abdomen of queen 

 reaches a length of 15 mm. Secondary chitinization scanty, 

 the lateral cuticle of the abdomen hairy, the pigment-spots 

 minute. 



Soldier of two sizes, the larger 4 mm. long. Head 1*5 mm. 

 broad, subaurantiacous. Antennae of 14 (sometimes 13) segments,^ 

 the 3rd longer than the 2nd. B-ostrum stout. Mandibles rudi- 

 mentary. Gula scarcely half as long as broad. Pronotum 

 saddle-shaped, the anterior portion much elevated, very short. 

 Posterior femora reaching to the 7th segment of the abdomen. 

 Abdomen large ovoid, the dorsum arched. The smaller soldiers 

 3 mm. long. Head '8 mm. broad. 



"Worker 5 mm. long. Head more or less castaneous. 

 Antennae of 15 segments. Epistoma very convex and prominent- 

 Abdomen large ovoid. Hind legs exceeding the abdomen. 



Nests forming rounded mounds on the surface of the ground ; 

 the cells beneath the outer shell are stuffed with bits of grass. 



Sab. Africa. 



Teemes cokstrictus, n. sp. 



Male 5 mm. long; head and thorax latericious, abdomen 

 castaneous, legs ochroleucous. Head ovate. Ocelli large, separated 

 from the eyes by a diameter. Fenestra difiuse. Antennae of 

 15 segments. Epistoma scarcely prominent. Pronotum 1'2 mm. 



LINN. JOUEN. — ZOOLOGY, VOL. XIVI. 31 



