Reverse of previous crown of Cadiscocrinus

Submitted by: David Thompson
Taxon: Cadiscocrinus southworthi
Submit date: 2013-02-07
Location (approximate): Arkona, Lambton, ON
Stratigraphy: Arkona Formation
Age: Erian (Middle Devonian)
Submitter notes: This shows the crown and arms for identification. There is a slight view of a regenerating arm on the extreme right but it's hard to notice. The base of the crown is visible. Total height of matrix is 1.85' or 4.7 cm, the arms are 1.4' or 3.7 cm, the width of the caylx is .5' or 1.2 cm. The width of the arms and matrix is 1.1' or 2.8 cm at their widest. This crinoid is named after the famous Thedford, Ontario collector; Charles Southworth.

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