166 LIVERPOOL BIOLOOICAL SOCIETY. 



quadrilineafa, to show the abundance of glands 



fc/Z.). S. 1. 

 Fig. 4. Small piece of edge of same more highly magni- 

 fied to show the structm-e of the glands (^L). S. h- 

 Fig. 5. Transverse section through Ancula cristata, near 



posterior end of body, to show the foot glands 



(/. gL) and the special lateral glands {gl' .). S. 1. 

 Fig. 6. Part of edge of foot of same more highly magnified 



to show the structure of the glands. S. I- 

 Fig. 7. Transverse section of one of the cerata of Ancula, 



showing the ceratal blood sinus {h.s.) and the 



glands [gl'.)- S. 1. 

 Fig. 8. Longitudinal section of one of the cerata of 



Ancula, showing tlie ceratal blood sinus {]>.s.) 



and the glands {gl'.), '^.1. 

 Fig. 9. Part of the edge of same near tip, showing the 



structure of the glands {gl'.). S. ^ 



Plate VIII. 



Figs. 1 to 6. Coryphella rujibranchialis. 

 Figs. 7 to 10. Corypliella landshurgi. 



Fig. 1. Tip of one of the cerata of C. rufihranchialis, 

 drawn from the living specimen, showing the 

 very broad superficial zone of opaque white 

 pigment {i>0-) which covers the greater part 

 of the cnidophorous sac {c.s.). S. 1. 



Fig. 2. Five cnida of C. rufiln-anclikdis, discharged from 

 living specimen. S. h 



Fig. 3. Part of a longitudinal section (not quite median) 

 of cerata of C. rufihranchialis, showing the lobu- 

 lated condition of the hepatic ca3cum {h.c.) S. 1. 



^ig. 4. Longitudinal section of apex of cerata of C. rufi- 

 hranchialis, showing the cnidophorous sac {c.s.) 



