Plate VII. 



Page 

 Fig. I. Reinera parenchyma n. sp. Vi Zl 



— 2. Hamacantha Boiuerbankt n.s^., showing one osculnm; the surface damaged in 



places. Vi 99 



— 3. Haviacantha Boioerbanki n. sp., showing several oscnla. 7i — 



— 4. Desniacella hamifera n. sp. A leaf-shaped fraginent, the skin almost quite want- 



ing- Vi ' 93 



— 5. Desniacella hamifera n. sp. The middle part of a short-stalked, calicular specimen. 



Vi - 



6. Desniacella hamifera n. sp. Radial longitudinal section through the wall, showing 



the skeleton. 3/2 — 



7. Desmacella groenlandica Frstdt. The skin wanting on the outside. Vi 95 



