These moderate sized extinct crinoids had a columnar stem with a twisted pattern.[3] On top of the stem was a calyx with a number of feather-like arms.
Distribution
Fossils of this genus have been found in the Devonian of Germany, in the Carboniferous of Australia, Canada, China, Ireland, United Kingdom, United States. As well as in the Permian of Australia, Canada, Indonesia, Oman and United States.[1]