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Pentacrinites is an extinct genus of crinoids that lived from the Hettangian to the Bathonian of Asia, Europe, North America, and New Zealand.Their stems are pentagonal to star-shaped in cross-section and are the most commonly preserved parts. [1]
Crinoids are echinoderms in the phylum Echinodermata, which also includes the starfish, brittle stars, sea urchins and sea cucumbers. [5] They live in both shallow water [6] and in depths of over 9,000 metres (30,000 ft). [7] Adult crinoids are characterised by having the mouth located on the upper surface.
Encrinus is an extinct genus of crinoids, and "one of the most famous". [3] It lived during the Late Silurian - Late Triassic , and its fossils have been found in Europe. [ 1 ]
Eucalyptocrinites is an extinct genus of crinoid that lived from the Silurian to the Middle Devonian. Its remains have been found in Asia, Australia, Europe, and ...
Cyathocrinites is an extinct genus of crinoids that lived from the Early Silurian to the Late Permian in Europe and North America.
This genus is known in the fossil record from the Devonian period to the Permian period (age range: 360.7 to 290.1 million years ago). [3] Fossils of species within this genus have been found in Australia, China, Europe and United States.
This list of crinoid genera is an attempt to create a comprehensive listing of all genera that have ever been considered to be crinoids, ... Europe, North America ...
Sagenocrinites is an extinct genus of crinoid from the Silurian period. During the Silurian period, a sea-covered Britain that was shallower in the south and deeper in the north lay south of the equator with a tropical to sub-tropical climate.