PLATE LX. 



Page 

 Steotocrinus glyptus (Hall) 640 



Fig. la. Specimen with arms and stem. 



111. Posterior view of a very large specimen. 

 Ic. Ventral aspect of a natural cast. 



Teleiockinus umbkosus (Hall) 628 



2a. A fine specimen with arms and stem. 



2b. Anterior view of the calyx (typical form). 



2c. Ventral aspect of another specimen. 



2d. A very young specimen ; the rays free above the distichals. 



Teleiockinus liratus (Hall) C33 



3. A large specimen with anal tube and stem. 



Teleiockinus althea (Hall) 632 



4. Anterior view of a large calyx. 



AcTiNOCKiNus ASPERRiMus M. and W 575 



5. Posterior view of the calyx. 



6. Anterior side of the calyx (specimen with unusually strong ridges). 



(All the specimens in the collection of Wachsmuth and Springer.) 



