190 THE EMBRYOLOGY OF THE HONEY BEE 



-Hyp 



A 



VLMcl 



VDph 



Fig. 73. A, muscle fibre, from a longitudinal section of the dorsal 

 longitudinal trunk muscles, between trunk segments 1 and 2. Hypodermis 

 shown in outline. B, transverse section through one of the ventral longi- 

 tudinal muscles, x 840. ^ 



