veto Species o/Apidre. 493 



Megachile, Latr. 



Megachile silverlocki, sp. n. 



$. Nigra; area postoculari, pleuris sternoquc sparsim, segmento 

 ruediano, tergitibus 1-3 lateribus, albido-pilosis ; tergitibus 3-5 

 fasciis apicalibus, 6 oranino ferrugineo-birtis ; scopa ferruginea, 

 apice pallidiori, metatarsis iii. ferrugiueis intus aurautiaco- 

 birsufcis ; clypeo medio longitudinaliter carinato ; alis i'uscis. 



Long. 13 mm. 



Black; the area behind the eyes, pleura and sternum 

 sparsely, median segment, and tergites 1-3 postero-laterally 

 clothed with white pubescence ; tergites 3—5 with apical 

 fascial of ferruginous pubescence, tergite 6 entirely clothed 

 with ferruginous pubescence. Tarsi on the outside covered 

 with a pale fulvous pile; metatarsus iii. ferruginous, on the 

 inside clothed with golden pubescence. Scopa ferruginous, 

 paler basall}'. Wings dark fuscous. Whole insect covered 

 with fine even punctures, with the exception of the mandibles 

 and clypeus, where it is coarser. 



Clypeus convex, truncate, with a conspicuous, median, 

 longitudinal keel. 



6 ? ?,6 t?tf. 



Length 13 mm. 



<$ . Similar to ? in general facies, but smaller. Clypeus 

 densely covered with white pubescence ; abdomen apically 

 bidentate ; anterior coxse and tarsi simple. 



Hub. Noeth Rhodesia : 70 miles W. of Kariba Gorge, 

 vi. 1910 ( ? type) ; Algoa and Mbummu, v. 1910, 2 ? ? 

 (0. C. Silverlock) ; Upper Luangwa River and Niamadzi 

 River, vii. and viii. 1910 (S. A. Neave). Belgian Congo : 

 Sankisia, ix. 1911, $ ?; Bukama, iv. 1911, 2 ? ? (Dr. J. 

 Bequaert) . 



Co-types in Musee du Congo Beige. 



Megachile mlanjensis, sp. n. 



§ . Nigra, facie prothoraceque nigro-, sterno, pleuris, segmento 

 mediano, segmento abdominali primo pedibusque plerumque 

 albido-hirsutis ; tergitibus 2-6 ferrugineo-pubescentibus ; scopa 

 ferruginea; tarsis intermediis metatarsisque iii. intus ferrugineo- 

 birtis ; capite gibboso, thorace latiori ; clypeo brevi, piano ; alis 

 fuscis, venis ferrugiueis. 

 Long. 20 mm. 



$ . Black ; the face and prothorax with black pubescence; 

 pleura, sternum, median segment, tergite 1, and legs for the 

 most part clothed with white pubescence ; tergites 2-6 



