* avidm. 



above with fulvous pubescence, but with pale on the inctathorax ; 

 the wings fulvo-hyaline, the nervures ferruginous, the tegulae pale 

 rufo-testaceous ; anterior tibiae and femora with a black stripe 

 behind, the coxae also black. The basal segment of the abdomen 

 ferruginous, and, as well as the three following segments, margined 

 with fulvous fasciae, the following segments covered with short 

 fulvous pubescence, the margin of the apical segment entire ; 

 beneath, the segments are margined with pale pubescence. 



Hah. St. Paulo, on the Amazons. 



37. Megachile moderata. 



Female. Length 6j lines. — Black, with fulvo-hyaline wings, the 

 apical margins of the segments of the abdomen with very narrow 

 white fasciae. The face with white pubescence at the sides and 

 between the antennae, a little fulvous between the ocelli ; the man- 

 dibles ferruginous, the teeth black ; the flagellum fulvous beneath, 

 with the apical joint black. The thorax with short, thin, pale 

 fulvous pubescence above ; on the metathorax, tho sides, and be- 

 neath it is whitish ; the legs dark rufo-piceous, palest beneath, 

 and covered with a downy whiteness, that on the tarsi more or less 

 fulvous above and bright rufo-fulvous beneath ; the nervures of 

 the wings and the tegulae rufo-testaceous. The abdomen with ful- 

 vous pubescence beneath, bordered at the sides with black ; above, 

 it is covered with a fine granulation, and has a short, thin hoary 

 pubescence, observable when viewed sideways. 



Hah. Ega. 



38. Megachile pullata. 



Female. Length 6^ lines. — Black, clothed with black pubescence. 

 The clypeus closely and rather strongly punctured, its anterior 

 margin slightly emargiuate ; the flagellum of the antennae fulvous 

 beneath. The scutellum smooth and shining ; the pubescence on 

 the metathorax sooty black; the wings pale fulvo-hyaline, the 

 nervures rufo-testaceous, the tegulae rufo-piceous ; the first joint 

 of the tarsi with rufo-fulvous pubescence beneath. The apical mar- 

 gins of the segments of the abdomen narrowly and obscurely rufo- 

 piceous; beneath, the second segment has pale fulvous, and the 

 following segments black pubescence. 



Hah. Ega. 



39. Megachile propinqua. 



Female. Length 5 lines. — Black ; the sides of the face with white 

 pubescence, intermixed with black above the antennae; the fla- 

 gellum obscurely fulvous beneath. Thorax very finely and closely 

 punctured ; a line of white pubescence on the margin of the pro- 

 thorax, and a similar one that runs from the tegulae, and curves 

 backwards along the base of the scutellum ; the metathorax with 



