59 



III. SPECIES. PENTACRIN1TES SUBANGULARIS. 



SUBROTUND FIVE ANGLED LILY-SHAPED ANIMAL. 



Specific Character. 



A Crinoidal animal having a column formed of numerous slightly pen- 

 tagonal joints, alternately thicker and thinner, articulating by surfaces with 

 pentapetalous semistriated markings, each petal being ovate, surrounded by 

 an elevated ridge ; five round auxiliary side arms proceeding at intervals from 

 the thicker joints, and alternately approaching the opposite sides of the space 

 between the angles of the column, so as to form double series. Pelvis, first 

 and second costal, and scapulae in successive series formed of five joints; from 

 which ten arms proceed, having two hands provided with numerous fingers, 

 amounting in each if the animal is fully grown, to about sixteen. 



Reference and Synonymes. 



PARKINSON'S Org. Rem. vol. n. PL. xin. fig. 48. to 51. and 60. 

 KNORK. Recueil de Monumens, Supl. t. 11. c. 



firieft aus Der gtaiM? gesc&rifben im 3fare 1763. t. 2. fig. h. and t. 6. 



Locality. 



In Lyas at Lyroe, in Dorsetshire. In black Slate, in the kingdom of Wur- 

 ienburg, in Germany. 



Description. 



The COLUMN (?L. n. fig. l.toS.) of this animal is formed of alternately 

 thicker and thinner joints. Each of the five petal-like markings on the surface, 

 has a subovate form, and is surrounded by an elevated ridge, rendering the ex- 

 terior circumference subrotund. 



AUXILIARY SIDE ARMS. (PL. n. fig. 1.) In a specimen in my possession, 

 from the space between each of the angles of every second larger joint ot the 



