FOSSIL FAUNA. 123 



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PLATE LII. 



Pentacrinites. 



Fig. 1. This specimen displays the usual appearance of the mode in which the arms of 

 Pentacrinites are spread out in relief on the pyritous lias limestone of Charmouth. 



Fig. 2. The arms, from the upper part of the receptacle to their third or fourth subdivision of 

 the Briarean Pentacrinite. Charmouth. 



Fig. 3. A small specimen, showing the ramifications and delicacy of the extremities of the arms 

 or tentacula. 



Fig. 4. " A fossil body, supposed to be a species of oval encrinite." — Mr. Parkinson. This 

 fossil is certainly a coral, probably some species of Turbinolia, from the Devonian 

 formation. 



