224 HYMENOPTERA. 



7. Ceratina SUBQUADRATA. B.M. 



Female. Length 3^ lines. — Black, the face coarsely punc- 

 tured, the cheeks and mandibles smooth and shining ; the clypeus 

 truncate, not produced beyond the base of the mandibles and 

 having an oblong cream-coloured stripe ; the margin of the ver- 

 tex rounded behind, giving the head a subquadrate form. Thorax, 

 the tubercles and a line in front at the base of the anterior tibiae 

 white, the intermediate and posterior legs wanting. Abdomen 

 much narrowed towards the base, the apical margins of the three 

 basal segments smooth and shining, and having a transverse im- 

 pressed line, the three apical segments roughened. 



Hab. South Africa. 



8. Ceratina armata. 



Female. Length 31 lines. — Black, closely and strongly punc- 

 tured ; the clypeus has a central yellow groove, the punctures 

 running irregularly into lines ; the labrum and mandibles are 

 similarly sculptured. Thorax, the tubercles and a minute spot 

 at the base of the tibise above, yellow ; the metathorax opake, 

 verv finely punctured ; the wings fusco-hyaline, darkest at their 

 apical margins ; the legs dark rufo-testaceous, fringed with a 

 l>ale glittering pubescence ; that on the tarsi dense and pale ful- 

 vous ; the claws ferruginous, the calcaria pale testaceous, the 

 ])osterior tibia; armed in the middle exteriorly with a sharp stout 

 spine. Abdomen, the basal segment depressed above, smooth, 

 shining and finely punctured, on the fourth, fifth and sixth seg- 

 ments the punctures run into lines, the apical segment has a 

 central raised carina; beneath, covered with strong elongate 

 punctures. 

 Hab. Cape of Good Hope. (Coll. Fred. Smith.) 



9. Ceratina viridis. B.M. 



Ceratina viridis, Guer. Icon. R. An. Ins. 444. t. 73. f. 6. 

 (Var. a. of a rich coppery green.) 



Hab. Bengal; Ceylon; China. 



10. Ceratina picta. B.M. 

 Female. Length 3 lines. — Head and thorax black, smooth 



and shining ; a line on the cheeks, a narrow one along the inner 

 orbits of the eyes suddenly broadly expanded on each side of the 

 clypeus, two short oblique lines meeting in front of the stemmata, 

 a triangular s])ot at the base of the clypeus and a transverse 

 line on its anterior margin, yellow ; from the latter two very 



