198 PROCEEDINGS OF THE NATIONAL MUSEUM. vot. 55. 



12a. Larger than 12d, axillae black, face without conspicuous light 

 marks; hair of thorax above appearing gray, not fulvous; hair of 

 pleura white, with a pale fulvous patch. 



MELIPONA FASCIATA Latreille. 



Para, Brazil ; determined by Friese. 



12^. MELIPONA FASCIATA PAN AMIGA, new subspecies. 



Hair of thorax above fulvous, mixed with fuscous or black, ful- 

 vous patch on pleura bright; scutellum and axillae dull testaceous 

 or wax color; a faint pale line down middle of clypeus. The hair on 

 apical part of abdomen above is black, not fulvous as in 31. elmrnea. 

 Length 9 mm. 



Porto Bello, Panama, February 28, 1911 (A. Busck), = type. 

 Also from Cabima, Panama, May 17, 1911 (A. Busck), and Alha- 

 juelo, Panama (Busck). 



Type.— C2it. No. 21G66, U.S.N.M. 



12(7. MELIPONA FASCIATA COSTARICENSIS, new subspecies. 



Like M. fasciata jxinamica, but differing thus: Hair of head and 

 thorax above black, with some admixture of gray; upper part of 

 pleura with fuscous hair, middle with fulvous, lower with white; 

 scutellum darker. The fulvous hair on pleura may be wholly lack- 

 ing. Length 9 mm. 



Pozo Azul, Costa Rica, June 15, 1902 (M. A. Carriker). The 

 al'domen is broader than in 31. solani Cockerell, but it is very closely 

 related. The flagellum is bright ferruginous beneath, which is not 

 true of solani. The hind femora are more or less reddish, but not 

 bright ferruginous with a black stripe beneath as in solani. 31. solani 

 represents the end of a series of forms deviating from 31. fasciata. 



Type.— C^t. No. 21G67, U.S.N.M. 



I'ld. Smaller than 31. fasciata; axillae pale; face with conspicuou£= 

 light marks (lateral marks and stripe on clypeus) ; ground color of 

 abdomen black or (immature?) reddish. 



MELIPONA MARGIN ATA GHILIANII Spinola. 



Para, Brazil; determined by Friese. 



12e. MELIPONA MARGINATA CARRIKERI. new subspecies. 



The narrow abdominal bands entire. Hind margin of scutellum 

 pale yellow ; axillae with yellow bands ; lateral marks of face linear, 

 not extending much below level of top of clypeus, the latter without 

 a stripe. Mandibles red, simple ; flagellum red at tip. Length 7 mm. 



Pozo Azul, Costa Rica, June 15, 1902 (M. A. Carriker). The 

 mesothorax has yellow lateral margins ; in variety amazonica Schulz 

 it is entirely black. 



