876 REPORT OF COMMISSIONER OF FISH AND FISHERIES. [158] 



PLATE V. 



Anthobothrium pulvinatum, gen. et sp. nov. 



Fig. 1. Diagrammatic sketch of transverse section of head and pedicels of bothria ; 

 a, central nervous mass ; b b, nerve masses of pedicels ; c, c, commissures 

 connecting central mass with masses of pedicels ; d. d, nerves from nerve 

 masses of pedicel to bothria j e, transverse muscles. Only a small part 

 of the musculature is shown ; //, aquiferous vessels, X 40. 



Fig. 2. Anatomy of mature segment as revealed in longitudinal section ; a, vas def- 

 erens ; b b, ovaries ; c, shell gland ; d, vagina ; e, longitudinal muscles ; 

 /, cirrus, X 14. 



Rhinebothrium flexile, gen. et sp. nov. 



Fig. 3. Strobile, outline from life, details of last two segments filled in from alco- 

 holic specimen, X 22. 



Fig. 4. Head and neck of same, from life, X 45. 



Fig. 5. Disposition of aquiferous vessels in neck and bases of pedicels, from life, 

 compressed and greatly enlarged. 



Rhinebothrium cancellatum, sp. nov. 



Fig. 6. Head and neck, from life, X 36. 



Fig. 7. Diagram of bothrium showing arrangement of loculi, X 45. 

 Fig. 8. Side view of single bothrium and its pedicel, outline from life, X 3G. 

 Fig, 1, by the author, all others by Margaret B. Linton. 



