10 DESCRIPTION OF 



PLATE IX. 



Page 



Fig. 1 & 2. ZEACRINUS ELEOANS. 547 



1. Anterior side of specimen. 



2. Posterior side, showing the anal plates. 



Fig. 3. ZEACRINUS RAMOSUS. 548 



3. Antero-lateral side of specimen, showing the radial plates and the ante- 



rior ray on the left side of figure, with arms and tentacula. On that 

 side two of the subradial plates are partially broken off, so that the 

 figure does not give the form of these plates entirely. 



Fig. 4. CYATHOCRINUS MALVACEUS. 554 



4 a. The anal side of the specimen. 



4 b View of the base, showing the depressed centre and minute basal plates. 



Fig. 5. CYATHOCRINUS DIVARICATUS. 554 



5. An individual preserving a portion of the column and several of the 

 arms to the second bifurcation. The upper angles of the basal plates 

 should be shown in the figure. 



Fig. 6. POTERIOCRINUS CALYCULUS. 558 



6 a. Anal side of calyx. 

 6 b. The anterior side. 



6 c. Basal view of another specimen, where the basal plates are wanting. 



Fig. 7. CYATHOCRINUS ROTUNDATUS. 555 



7 a. Anal side of specimen (on some of the plates imperfectly represented) . 



I b. Base of the same (the lines of division between the basal plates are 



not clearly shown in some of the impressions) . 



Fig. 8. RHODOCRINUS WORTHENI. 556 



8 a. View of anal side. 



8 b. Basal view of same specimen. 



8 c. Enlargement, showing more distinctly the form and arrangement of 

 the plates. 



Fig. 9. SYNBATHOCRINUS WORTHENI. 560 



9. View of the specimen, natural size. 



Fig. 10. SCAPHIOCRINUS SIMPLEX. 551 



10. Anal side of specimen described. 



Fig. 11. AQARICOCRTNUS BULLATUS. 562 



II a. View of the anal side, seen a little from above. 



11 b. Base of same specimen. 



Fig. 12. ACTINOCRINUS CORNIGERUS. 576 



12 a. View of anal side of specimen. 

 12 ft. Anterior side of same. 



12 c. Basal view, showing the form and extent of base and distribution of 

 arms. A single spine only is entire, and the others are traced in outline. 



