PLATE III. 



BouuGUETiCEiNUS ALABAMEXSis De Loriol (page 25). 



Fig. la.- Side view of the basal cone magnified five diameters. 

 l/>. Ujiper surface magnified six diameters. 

 Ic. Lower surface magnified six diameters. 



Pextacrinus asteriscus Meek &. Hayden (page 26). 



Fig. 2a. Column with attached pinnules. 



2b. Upper surface of a detached plate of the column. 

 2c. Lateral view of a portion of the column. 

 2d. Enlarged pinnule. 



Pentacrinus Bryani Gabb (page 28). 



Fig. 3a. Upper surface of a detached plate of the column. 

 3b, Lateral Adew of a portion of the column. 



Pentacrinus Whitei Clark (page 27). 



Fig. 4a. Upper surface of a detached plate of the column. 

 46. Ditto. 



4c. Lateral view of a portion of the column. 

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