Morphological Features of Crinoid Columns |
Common terms and phrases
areola arms articular facets articulum attached axial canal bearing belonging characteristics circular circular lumen cirrals cirri cirrus scars coarse collections complete composed CORNELL County crenulae crenularium crinoid columns crown culmina described descriptions designated Devonian diameter dissociated distinguished Echinodermata elliptical Facetal and side facetal views Family figure Formation forms Fossil Crinoids fragments fulcral ridges genera Genus Group height heteromorphic illustrated Illustrations.-Plate indices internodals Kansas lacking latera Limestone locality longitudinal longitudinal section Lower lumen marked Measurements Member Middle MILLER moderately Moore & Jeffords morphological named narrow nature nearly nodals noditaxes Occurrence opposite Pennsylvanian perilumen plates pluricolumnals radial relatively remains rounded Shale shape short showing side views Silurian similar skeletal slightly smooth specimen showing stem straight studies surface sutures termed Texas theca transverse type species type specimen Type specimen.-UKPI UKPI Univ UNIVERSITY Upper views of type YELTYSHEVA York