PLATE XXXVI. 



Page 

 Eketmockinus kemibeachiatus var. expansus W. and Sp. . . . 390 



Fig. 1. Ventral aspect of a large specimen, showing the folding of the arms= The 

 radial trunk of an Eucladocrinus viillebrachiatus Ij'ing on top. 



Eketmockinus olio (Hall) 393 



2a. Specimen with arms and column. 

 2b. Posterior side of the calyx. 



Eretmoceinus neglectus (^leek and Worthen) . , 394 



3. Anterior side of the calyx. 



Eretmoceinus cloelia (Hall) 398 



4a. Specimen with arms and column. 



46. Side view of a somewhat crushed specimen. 



Eretmoceinus corbulis (Hall) 399 



5a. Ventral aspect of the calyx. 

 5h. Dorsal aspect of the same. 

 6c. Lateral view of another specimen. 

 6. Fine specimen with arms. 



Eretmoceinus ieucosia (Hall) 401 



7a. Specimen with part of arms (basals and radials not preserved). 

 lb. Ppsterior side of the calyx. 

 7c'. Dorsal aspect of the same. 



Macroorixus gemmiformis (Hall) 449 



8. Posterior side of the calyx. 



Eretmoceinus eugosus W. and Sp 402 



9a. Posterior side of the type specimen. 



9^1. Ventral aspect of the calyx. (Same specimen.) 



9c. The base of the same specimen. 



Eretmoceinus minor W. and Sp 391 



10a. Posterior side of the t3-pe specimen. 

 V)b. Antero-lateral side of another specimen. 



Eretmoceinus depeessus W. and Sp 392 



11a. Posterior side of the type specimen. 



lib. Posterior side of a smaller specimen, with more convex plates. 



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



