

PLATE 47. 



Fig. 1, 2, 3. 596. 1. Eucalyptocrinus decorus. ( Pag. 207.) 



1. An individual with lower portion of the cup broken off. 



2 a. An individual retaining a portion of the column, and liaving the summit somewhat spreading. 



2 b. A young specimen having the same characters as tlic preceding. 



2 c. Tlie structure of tlie species as sliown in the preceding and other specimens. 



2 rf. A fragment of one of the fingers, showing the articulation of the tentacula, and their direction inward 



and upward. 

 2/. Transverse section, showing the pentapetalous canal. 



2 ff. A fragment from the column of 2 ft enlarged. 2 A. A fragment of a very minute column. 



3 a. Vertical view of a fragment, looking upon the summit, showing the convergence of the fingers, and the 



union of tlie interstitial ribs around the canal. 



3 6. Lateral view of the preceding specimen, whicli is broken off near the base of the arms. 



3 e. View from below, showing a portion of tlie cavity ; the sides arching over, and contracting to the angu- 

 lar canal which extends to the summit. 



3 d. Anotlier specimen, sliowiiig a longitudinal section of the upper part, and a portion of the cavity below. 



Fig-. 4. 597. 2. Eucalyptocrinus cxlatus. (Pag. 210.) 



4 a. The specimen, somewhat broken in the upper part. 

 4 6. The surface of one of the interstitial ribs enlarged. 



4 c. Several of the joints of the fingers enlarged and separated, showing their deep interlocking with each 



otlier, and the character of their surface marking. 

 4 i. A scapular plate enlarged, showing the elongated tubercular ornament. 



4 e. The large costal or intercostal plate enlarged, and showing the peculiar arrangement of the tubercles- 



upon its surface. 



Fig. 5. 698. 2. Eucalyptocrinus papulosus. (Pag. 211.) 



5 a. A fragment of the cup, having the base and arms broken off. 



5 ft. .Several of these jtlatcs enlarged, showing more distinctly the arrangement of tulicrcles and pore-lilte 

 openings mentioned above. 



