PLATE XXII. 



Page 

 Makiaceinus Warreni Eingueberg 283 



Fig. 1. The type specimen. (Coll. Dr. E. I^. S. Eingueberg.) 



Mariacrinus Carleyi (Hall) 282 



2a. Postero-lateral view of calyx. (Coll. I. H. Harris.) 

 26. Anterior view of same specimen. 

 2c. Ventral aspect of the same. 



Technoceinus spinulosus (Hall) 305 



3. The type specimen. (Am. Mus. Nat. Hist. N. Y.) 



Melocrinus bainbeidgensis H. and W 297 



4a. The type specimen ; side view. (After Hall and Whitfield.) 



46. Dorsal aspect of same. 



4c. The arms. (After Hall and Whitfield.) 



Meloceinus geacilis W. and Sp 298 



6. The type specimen; side view. (Coll. J. M. Clarke.) 



Meloceinus Calvini W. and Sp 300 



6. The type specimen. (Coll. Prof. S. Calvin.) 



Meloceinus Tiffanyi W. and Sp 299 



7a. The type specimen; right posterior view. (Coll. A. S. Tiffany.) 

 lb. The basals of same. 



Meloceinus paevus W. and Sp 303 



8. The type specimen; anterior view (\i). (Coll. W. and Sp.) 



Meloceinus oblongus W. and Sp 300 



9. Lateral view of a very elongate calyx. (Coll. W. and Sp.) 



Melocrinus obconicus Hall 302 



10a. Lateral view of calyx. (Same collection.) 



10b. "Ventral aspect of another specimen. (Same collection.) 



10c. The basals. 



