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Beekeeping 



B, bulb (bulb of penis or of sheath of sting). 

 BC, body-cavity. 



be, any particular part of body cavity such as that pro- 

 longed into the mouth parts, legs or pieces of the sting. 



BCpx, bursa eopulatrix. 



BGl, alkaline gland of sting. 



BM, basement membrane. 



Br, brain. 



IBr, protocerebrum. 



SBr, deutocerebrum. 



SBr, tritooerebrum. 



Brb, barb. 



BW, body-wall. 



C, costa, first vein of wing. 



Cb, pollen basket or corbiculum on hind tibia of worker. 



CC, crystalline cone of compound eye. 



Cd, cardo. 



Cer, cercus. 



CL, orystaUine lens of compound eye. 



CI, Cls, cell, cells. 



Cla, claw. 



Clp, clypeus. 



Clsp, ' clasping lobes of ninth segment of male, perhaps 



equivalent to the four gonapophyses of ninth seg- 

 ment of female. 



IClsp, upper or outer elasper. 



2Clsp, lower or inner elasper. 



Com, commissure (of either nervous or tracheal system). 



Cor, cornea. 



Ctl, cuticle, the chitinous layer of the epidermis. 



Cu, cubitus, fifth vein of generalized wing. 



Cv, cross-vein. 



Cx, coxa. 



CxP, pleural coxal process. 



Dct, duct. 



DDph, dorsal diaphragm. 



Dph, diaphragm. 



DphCls, diaphragm cells. 



Dphmb, membrane of diaphragm. 



DphMcl, muscle fibers of diaphragm. 



E, compound eye. 



EAp, apodeme of extensor muscle. 



EjD, ejaculatory duct. 



Em, lateral emargination of notum. 



EMcl, extensor muscle. 



