Fig. 
NUDIBRANCHIATA OF THE L.M.B.C. DISTRICT. 165 
2 
ig 10. 
11. 
> 
Sls 
ig. 14, 
> Ue, 
io, 16. 
Another of same (60th sect. from posterior end, 
about three-fourths along body) showing the 
large epipodial processes (or ‘‘ cerata’’) contain- 
ing glands. §&.1. 
T.S. of Ancula cristata, showing the large cerata 
(e.p.) alongside the branchie (b7.) 8.1. Com- 
pare with fig. 8. 
T.S. of Hyirus punctilucens, eens the row of 
large lateral papillee (e.p.) representing the epi- 
POdIare Sele 
T.S. of Tropa claviger, showing the lateral cerata 
and dorsal papille. S.1. Compare with fig. 11. 
T.S. of Tiretonza plebeca, about middle, showing 
the branched cerata. 8.1. 
T.S. of Dendronotus arborescens, about middle, 
_ showing the large branched parieto-cerata, S. 1., 
reduced. 
T.8. of Doto coronata, about middle, showing the 
large lobed hepato-cerata. S. 1. 
T.S. of Solis, showing the clumps of simple 
hepato-cerata representing epipodia. S.1. 
PuatTE VII. 
Figs. 1 and 2. Aplysia punctata. 
Figs. 3 and 4. Polycera quadrilineata. 
Figs. 5 to 9. Ancula cristata. 
ig. 1. Section of the edge of the epipodium of eee 
punctata to show the glands (gl.). §S. 4. 
ig. 2. Section of the mantle edge of Aplysia to show 
the very numerous large glands opening on the 
lower surface (gl.) 5S. 4. 
io. 38. Vertical section of one of the cerata at the pos- 
terior end of the epipodial ridge of Polycera 
