PLATE XL 



PAGE 



Fig. L Tedania infundihuliformis ; natural size, . . . .54 



Fig. 2. Tedania actiniiformis ; o, oscula ; p. z, pore-ztme : x 2, . . . 55 

 Fig. 2a. Portion of pore-zone, showing the pores ; x 1 0. 



Fig. 3. Tedania digitata, cyliiirli'ical specimen (restored); natural size, . . 51 



Fig. 4. Tedania massa (Station 320) ; 0, oscula ; natural size. . . .53 

 Fig. 4a. Portion of surface, showing groups of pores ; x 5. 



Fig. 5. Tedania tenuicapitata (Station 314) ; natural size, . . .52 



