EXPLANATION OF THE PLATES. 



Am Ampulla of the tenlilluin 



B'. B2 Buds 



Br Bract 



C Canal 



C.Br Bracteal canal 



C.H Hydroecial canal 



C. Pa PaHal 



C.Ped... .Pedicular 



C.Ra Radial 



C. Su Subumbrellar " 



Ce Cell 



Cn Cnidoband of tentilluni 



Ec Ectoderm 



En Endoderm 



F Terminal filament of tenlilluni 



Go.D Gonodendron 



Abbreviations. 



Go Gonophore 



H Hydroecium 



I Involucre of tentillum 



L. Mu. . . .Muscular lamella 



N Nectophore 



N.A Superior nectophore 



N.P Inferior " 



N.S Nectosac 



P Palpon 



Pn Pneumatophore 



R. D, R. L, R. V, Dorsal, lateral, and ventral 

 ridge? 



Sm Septinn 



Sti Stigmata 



S. L Stutzlamella 



