THE EMBRYOLOGY OF THE HONEY BEE 215 



DDph 



ODph.._ 



Mint Qv ~ 



MclEnt 



DLMcl Cb! 



Fig. 86. Transverse sections through the left rudiment of the ovary 

 (Ov) of four different stages. A, Stage X-XI ; B, Stage XI ; C, Stage 

 XIII-XIV; D, Stage XIV, x 567. 



merits of the dorsal diagraphm (DDph) and of the trunk muscles 

 (DLMcl) while at the juncture of the two layers the cardioblasts 

 (Cbl) are found. 



