134 The Philippine Journal of Science i9i8 



Originally described from the Philippine Islands, the partic- 

 ular island not mentioned. My specimen, from F. Smith's col- 

 lection, was obtained in Amboina. 



Megachile lachesis Smith. 



Megachile lachesis Smith, Journ. Linn. Soc. London (1861), 5, Suppl., 

 133; Brown, Phil. Journ. Sci. (1906), 1, 686. 



Described from Batchian and Amboina. Possibly the typical 

 form does not occur in the Philippines. My specimen is from 

 Bismarck Archipelago. 



Megachile lachesis nigrolateralis Cockerell- 



Megachile lachesis nigrolateralis Cockerell, Ann. & Mag. Nat. Hist. 

 (1914), VIII, 13, 279. 



Luzon, Laguna, Los Baiios (Baker). Only the male is 

 known. 



Megachile davaonensis sp. nov. 



Female. — Length, about 15 millimeters; entirely black, with 

 short black hair, but the tubercles posteriorly fringed with 

 white tomentum; face broad, eyes converging slightly above; 

 mandibles with a broad cutting edge, on which are only two 

 salient teeth; clypeus short and broad, rugose all over, but 

 glistening, the lower margin with two widely separated small 

 teeth : front densely rugose-punctate ; vertex with very large 

 punctures on a shining ground; cheeks sharply carinate pos- 

 teriorly; mesothorax and scutellum very coarsely punctured, 

 the punctures more or less confluent in a transverse direction ; 

 tegulse black ; wings reddish translucent, stigma and nervures 

 ferruginous; hind basitarsi not enlarged; abdomen with short 

 black tomentum and the scopa black. 



Mindanao, Davao (from Baker). Looks like an undersized 

 M. atrata var. fulvipennis Smith ; but the clypeus and the mandi- 

 bles are very different, and the wings are duskier. 



Megachile bakeri sp. nov. 



Female. — Length, about 16 millimeters; black, with the ven- 

 tral scopa light fulvous, black on last two segments; mandibles 

 with a very long cutting edge, two obtuse apical teeth, and the 

 rest of the margin with a strong double curve, but not dentate ; 

 disk of clypeus and of supraclypeal area (which is flattened) 

 polished and sparsely punctured; front and vertex with dark 

 chocolate-colored hair, sides of face and lower part of cheeks 

 with white hair; vertex with minute dense punctures in mid- 

 dle and scattered punctures at sides ; eyes olive green ; meso- 

 thorax dullish, with dense round punctures, not confluent; 



