Hymenojjtera. 415 



Tetrachri/sis suleana, no v. sp. 



Green, the centre of the vertex and occiput, the apical 

 imif of the middle lobe of mesonotum and the greater part oi the 

 iird abdominal segment, indigo bli^e, the temples, pleurae and legs 

 largely tinged with brassj^ tints ; the 4th and following joints of 

 antennae, and the tarsi are black ; the basal joints of the antennae 

 green. Wings fuscous violaceous, paler towards the apex. 

 Female. 



Length 6-5 mm. 



Brak Kloof. Mrs. G. White. 



Frontal depression above bordered by a — ■ — -shaped stout 

 keel ; the central furrow broad; the sides closely, tinely punctured, 

 the pitnctuation becoming coarser towards the eyes ; tlie vertex is 

 closely rugosely punctured ; the part below the ocelli is irregularly 

 longitudinally striated-reticulated ; the sides of the front are 

 thickly covered with white pubescence ; the pubescence oji the 

 rest of the head is short and sparse. Temples roundly Jiarrowed, 

 distinct, as long as the space between the outer ocelli and tlieeyes. 

 Occiput transverse. The punctuation on the top of the thorax is 

 stronger than it is on the head, except on the pronotum ; on tue 

 scutellum it is wider, deeper and more reticulated than it is on tue 

 mesonotum ; ou the metanotum it is still deeper and coarser. 

 Metapleurae smooth above ; the base and apex below are hnely, 

 closely longitudinally striated ; the centre is depressed, and is 

 more irregularly and strongly striated ; the lateral angles large, 

 triangular. Abdomen closely and strongly punctured, the ord 

 segment more closely than the others ; the teeth are short, thin ; 

 the central incision not much more than half the length of the 

 lateral. Ventral surface blue. 



This species, Col. Bingham tells mo, is closelj' related to one 

 in the Brit. Mus. Coll., named illionii, Guer. 



Heptachri/sis roberteana, no v. sp. 



Dai'k green ; the ocellar region blue, largely tinged with 



violaceous and purple; the basal half of the 2nd and 3rd abdominal 



segments blue ; the scape green, basal 2 joints of llagellum blue, 



the rest of the tiagellum and the tarsi black ; wings hyaline, the 



