PLATE 47. 



Fig. 1, 2, 3. 596. 1. EucALYPTocRiNus DEcoRus. (Pag. 207.) 



1. Au individual witli lower portion of the cup broken ofT. 



2 a. An individual retaining a portion of tlie column, and having the summit somewlmt spreading. 



2 b. A young specimen liaving the same characters as the preceding. 



2 c. The structure of the species as s])own in the preceding and other specimens. 



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



and upward. 

 2 /. Transverse section, showing the pentapetalous canal. 



2 g. A fragment from the column of 2 6 enlarged. 2 A. A fragment of a very minute column. 



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



union of the interstitial ribs around tlie canal. 



S 6. Lateral view of the preceding specimen, wliich is broken off near the base of the arms. 



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

 lar canal which extends to the summit. 



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



Fig. 4. 597. 2. Eucalyptocrikus c^latus. (Pag. 210.) 



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

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



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



other, and the character of their surface marking. 

 4l d. K scapular plate enlarged, showing tiie elongated tubercular ornament. 



4 e. Tlie largo costal or intercostal plate enlarged, and showing the peculiar arrangement of the tubercles 



upon its surface. 



Fig. 5. 59S. 2. EucALYPTOcRiNus PAPULosus. (Pag. 211.) 



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



bb. Several of tliese plates enlarged, showing more distinctly the arrangement of tubercles and pore-like 

 openings mentioned above. 



