PLATE XXVII. 



Page 

 Batoceinus gkaxdis (Lyon) 381 



Fig. 1(1. Lyon's type specimen, — a tine exani^jle witli arms 

 lb. Portion of an arm from near tlie top, enlarged. 

 2a. Lateral view of the calyx. 

 2li. Posterior view of a specimen with anal tube. 



Batocrinus icosidactylus Casseday 368 



3a. Lateral view of a large specimen. 

 3b. Dorsal aspect of another specimen. 

 3c. Portion of the anal tube. 



Batockinus irregularis Casseday 369 



4a. Posterior view of the calyx, somewhat enlarged. 

 46. Lateral view of the same specimen. 

 Ac. Portion of the anal tube. 



Batourixus turbixatus (Hall) 375 



5a. Posterior view of the calyx. 



5/^ Lateral view of another specimen. 



5c. Antero-lateral view of a specimen with arms. 



Batocrinus tukbinatus, var. elegans (Hall) 376 



6«. Lateral view of the calyx. 

 6b. Posterior view of the same. 



Batocrixus caxtoxexsis Miller and Gurley 383 



7a. Posterior view of a specimen, showing anal tube. 

 7b. The same view of a specimen with arms. 



Batocrixus cltpeatus (Hall) 380 



8«. Lateral view of the calyx. 



8h. The same of another specimen (variety B. papillatus). 



8c. Anterior view of a more wheel-shaped specimen. 



Bd. Posterior view of a young specimen (typical form). 



8('. Lateral view of a small specimen with arras (variety B. inornatus.) 



(All the specimens are in the collection of Wachsmuth and Springer, except 

 that of Fig. la, which is in the Lyon collection.) 



