PLATE 10 



EXPLANATION OF FIGURES 



66 Enlarged portion of ovary of an adult Myxine (no. 16), showing distribu- 

 tion of eggs. X 2. 



67 Sketch of large egg in Myxine no. 2. Natural size. 



68 Portion of mesovarium containing 'corpora lutea.' Myxine no. 20. Nat- 

 ural size. 



69 A large corpus luteum from Myxine no. 2. Natural size. 



70 Small corporea lutea from Myxine no. 5. Natural size. 



71, 72, and 73 Sections of 'brown bodies' from Myxine showing three stages 

 in the degeneration of eggs. Camera lucida, X 30. 



74 Section through small eggs from Myxine no. 8. Camera lucida, X 30. 



158 



