NO. 2264. BEES IN THE NATIONAL MUSEUM. 3—COCKERELL. 221 



MEGACHILE CURVIPES Smith. 



Blale. — Sapucay, Paraguay, 3. 9. 1901. 



MEGACHILE HOFFMANNSEGGIAE Jorgensen. 



Female. — Carcarana, Argentina (Bnmer 24). 



MEGACHILE BUEMEISTERI Friese. 



Female. — Carcarana, Argentina (Bruner 25). Allied to the last, 

 but easily known by the absence of any white hair band in scutello- 

 mesothoracic suture, and the entirely bhick hair of sixth dorsal 

 abdominal segment. The ventral scopa is not such a deep red ; there 

 are a few black hairs at apex. 



