118 E. T. CRESSON. 



Megacllile mucida.— 9 .—Black ; face, cheeks, thorax entirely, and 

 basal segment of abdomen rather densely clothed with a long pale ochraceous 

 pubescence, slightly mixed with black on clypeus and vertex ; wings strongly 

 tinged with fuscous; legs clothed with black pubescence, that on anterior 

 femora behind pale, basal joint of tarsi broad; abdomen short, shining, feebly 

 punctured, clothed with short black pubescence, except on first segment; 

 ventral scopa black. Length .55 inch. 



-^ . — Pubescence much longer and more dense; legs clothed with long pale 

 pubescence, especially the anterior pair, the coxse of which are armed with two 

 long black spines, their femora yellowish within, their tibise yellowish at tip 

 and within, their tarsi whitish, dilated and fringed beneath with long pubes- 

 cence, white on outside and black within, first joint with a long pointed white 

 scale-like process at base above, hollowed out on inside and fringed on upper 

 edge within with short black pubescence, second and third joints also prolonged 

 at tip above, claws black, pale at base ; intermediate tarsi somewhat dilated and 

 densely hairy, posterior pair with black pubescence above and fringed with 

 long pale hairs beneath; wings dusky on apical margin; abdomen shining, 

 with long pale pubescence on first and base of second segments, elsewhere 

 with long black pubescence except on venter where it is mixed with pale; 

 sixth segment with the apical margin transversely compressed and deeply 

 notched medially; terminal segment with two short teeth on each side and a 

 prominence in the middle. Length .50 inch. 



Hah. — Georgia, (Morrison). Four specimens. 



megachile geninla. — 9 • — Black, shining, densely and finely punctured ; 

 face, cheeks and thorax clothed with pale ochraceous pubescence, which is 

 short, sparse and slightly mixed with black on mesothorax, on vertex it is 

 sparse and black; wings fusco-hyaline; legs thickly clothed with a short pale 

 ochraceous pubescence, which on tarsi beneath is fulvous; basal joint of tarsi 

 broad; abdomen above black, without any indication of pale bands, basal 

 segment clothed with pale pubescence, long on the sides; ventral scopa dense 

 and yellow. Length .57 inch. 



'^ . — Pubescence longer and more dense, entirely black on disk of meso- 

 thorax; wings dusky on apical margin; legs black, with short black pubes- 

 cence, anterior coxse each with a strong black spine, their femora fulvous 

 within, fringed beneath with long pale pubescence, their tarsi brownish, slightly 

 dilated, fringed above with black and beneath with long pale pubescence, basal 

 joint prolonged at tip above and hollowed out on the inside; four posterior legs 

 thinly clothed beneath with long mixed black and pale pubescence; abdomen 

 shining, clothed rather thickly with black pubescence which is long and mixed 

 with pale at tip ; basal segment clothed with pale pubescence, and the lateral 

 apical margin of segments 2 — 4 fringed with pale hairs; sixth segment exca- 

 vated, the apical margin transversely compressed and deeply notched medially; 

 terminal segment with a short tooth on each side, nearly hidden by the long 

 pale pubescence with which it is clothed. Length .50 inch. 



Hah. — Grecrgia, (Morrison). Three specimens. The % of this 

 has much the general appearance of mucida % , but is easily dis- 

 tinguished by the anterior tarsi being much less dilated and of a 

 different color. 



