PLATE XXXVI. 



Page 

 Eketmoceinus eemibrachiatus 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 millebrachiatus lying on top. 



Eretmocrinus CLIO (Hall) 393 



2a. Specimen with arms and column. 

 2b. Posterior side of the calyx. 



Eretmocrinus neglectus (Meek and Worthen) 394 



3. Anterior side of the calyx. 



Eretmocrinus clcelia (Hall) 398 



4a. Specimen with arms and column. 



46. Side view of a somewhat crushed specimen. 



Eretmocrinus corbulis (Hall) 399 



5a. Ventral aspect of the calyx. 

 5b. Dorsal aspect of the same. 

 5c. Lateral view of another specimen. 

 6. Fine specimen with arms. 



Eretmocrinus leucosia (Hall) 401 



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

 lb. Posterior side of the calyx. 

 7c. Dorsal aspect of the same. 



Maceocrinus gemmiformis (Hall) 449 



8. Posterior side of the calyx. 



Eretmocrinus rugosus W. and Sp 402 



9a. Posterior side of the type specimen. 



9J. Ventral aspect of the calyx. (Same specimen.) 



9c. The base of the same specimen. 



Eretmocrinus minor W. and Sp 391 



10«. Posterior side of the type specimen. 

 106. Antero-lateral side of another specimen. 



Eretmocrinus depressus W. and Sp 392 



11a. Posterior side of the type specimen. 



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



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



