Assorted Disarticulated Crinoid Plates
basal plate
radial plate
primibrachials
General abundance: Common
The following picture and description was taken
from the Nebraska's Invertebrate Fossils web site.
Ethelocrinus magister
(Miller & Gurley) 1890
The large crowns with complex, branching, pinnulated
arms and thick, ornamented plates suggests that
Ethelocrinus magister preferred fairly warm, fairly
shallow water environments in which food supplies of
organic matter suspended in water were abundant.
Crinoid
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