456 



]\Ir. IT. A. Baylis 07i a 



into two t'lianibers, of wliicli the inner, blind, cliambcr 

 (H<js. 3 & 4', i?) is the larger, and has comparatively thin and 

 little-folded walls. Near the commencement of the duct 

 there arc visil)le, on the outside of the anterior and outer 



Fk. 3. 



FiiT. 4. 



Fig. 3. — Dkhofjasierjaailatrix. The riplit speimatlipca of llie posteiior 

 pair, riewt'd from llie rip-lit side. D., tlie niusciilar duct: 

 I)i»., 8perm-coiitainiiig diverticula; 1, middle chamber ; 2, ter- 

 raiual sac. 



Fig. 4. — Ditto. View of the inside of one-half of a spermatheca, which 

 has been longitudinally divided. The spermutophores, complete 

 and in process of formation, have been removed, D., the 

 muscular duct ; Div., sperm-containing diverticula ; 1, middle 

 chamber in -which the upper capsule of the completed spermato- 

 jihore lay ; 2, terminal blind sac. 



wall or' the spermatheca, from one to three small sessile 

 diverticula (figs. 3 & 4, Div.), which are found to contain 

 sjjcrm. 



