FOSSIL CRINOIDEA. 289 
into an expanded base, which is firmly attached to the rock, 
like that of the Gorgonia, and is generally of a rich purple 
colour.* 
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Lien. 92. Fosstn CRINOIDEA,. 
Fig. 1.—EvcGentacrinus. Switzerland. 
2.—CYATHOCRINUS PLANUS. Mountain Limestone. 
a. Basal plate of the receptacle. 
5. One of the plates composing the walls of the pelvis. 
ce. Costal plate. 
d. Intercostal plate. 
e. Scapula, or ossicle that receives the arm. 
f. First ossicle of the arm. 
3.—MArsupitTEs MILuert1 (G. A. M.). Chalk, Brighton. 
a. The semilunar cavity for an attachment of the arm. 
4.—APIOCRINUS ROTUNDUS, Pear-Encrinite. Bradford. 
a, First ossicles of the arms. 
Sir Charles Lyell mentions an interesting fact relating to 
the occurrence of these fossils in the Oolitic limestone at 
Bradford. In Burfield quarry, on the heights that overlook 
* Pictorial Atlas, pl. xlix. Pulley-stones and Encrinital marbles ; 
pl. 1. Apiocrinites. 
MOL, I, U 
