NO. 2 



HONEY BEE — SNODGRASS 



87 



Fig. 28. — The abdominal musculature of the worker and queen. (From Snod- 

 grass, 1933, with muscles renumbered.) 



A, muscles in right half of anterior part of abdomen of worker, including 

 propodeum, mesal view. B, ventral muscles of abdominal segments V , VI, and 

 Vll of worker, dorsal view. C, muscles of right half of segment VII and of 

 spiracular plate of segment VIII of worker, mesal view. D, genital pouches 

 and oviducts of queen, with attached muscles, posterodorsal view. E, right 

 spiracular plate of segment VIII of queen, and its muscles, mesal view. 



a, anterior tef gal apodeme ; b, anterior sternal apodeme ; c, lateral sternal 

 apodeme ; e, dorsal pocket of petiole ; /, edge of shallow external part of genital 

 chamber; g, vaginal aperture (opening of median genital pouch); h, h, aper- 

 tures of lateral genital pouches; i, median pouch (vagina) of genital chamber; 

 j, i, lateral pouches of genital chamber. 



