MEGACniLE. 



63 



silvery-white pubescence, on the vertex it is thin and short ; the 

 mandibles ferruginous, the tips black, their base with short 

 white pubescence ; the flagellum of the antennae, except the basal 

 joint, ferruginous beneath. The mesothorax thinly sprinkled 

 with very short white pubescence ; on the metathorax, the sides, 

 and beneath it is longer and more dense ; the legs with white 

 pubescence; wings hyaline, their nervures ferruginous. The basal 

 margins of the abdominal segments with white pubescent fasciae ; 

 beneath clothed with dense fulvous pubescence. 



Hah. The White Nile. Collected by Consul Petherick. 



6. Megachile modest a. 



Female. Length 4 J lines. — Black, with the entire pubescence 

 white, sparing on the vertex and thorax above, and dense on the 

 face and abdomen beneath. The flagellum beneath fulvous ; the 

 head and thorax above very closely punctured ; wings hyaline, the 

 nervures black, the tegulae pale testaceous ; the apical margins of 

 the segments of the abdomen with narrow white pubescent fasciae, 

 usually more or less abraded. 



Hah. White Nile. Collected by Consul Petherick. 



7. Megachile consanguinea. 



Female. Length 7 lines. — Black. The face with yellowish-white 

 pubescence ; the head and thorax closely punctured ; the collar 

 and metathorax with white pubescence ; beneath the thorax and 

 on the legs it is black ; on the tarsi within it is fulvous ; the 

 anterior wings fuscous, with a violet iridescence, the posterior pair 

 hyaline. Abdomen shining, closely and finely punctured, the sides 

 with patches of white pubescence ; beneath densely clothed with 

 fulvous pubescence ; at the sides and at the apex it is black. 



Hah. Natal. 



This species resembles M. lateralis, Imt has the abdomen shorter 

 and more heart-shaped and clothed with fulvous beneath. 



8. Megachile tuberculata. 



Female. Length 7| lines. — Black, with the legs rufo-piceous, the 

 abdomen with a band of yellow pubescence at the base. The 

 face with a mixture of pale and fuscous pubescence ; the clypeus 

 closely punctured and deeply emarginate at the anterior margin ; 

 the mandibles with the anterior half obscurely ferruginous, the 

 teeth black. Thorax closely punctured, the scutellum produced 

 laterally into a shining tubercle; the pubescence on the meta- 

 thorax, the sides, and beneath pale yellowish white ; the legs 

 rufo-piceous ; wings hyaline at the base, and fuscous beyond the 



