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ONYCHOCRINUS

Onychocrinus

Extinct genus of crinoids

Onychocrinus is an extinct genus of feathered crinoids that lived during the Carboniferous period, approximately 353.8 to 318.1 million years ago. It belonged

Onychocrinus

Paleontology

Study of past life through fossils

Collection of fossils (clockwise from top left): Onychocrinus, Palaeosinopa, Harpactocarcinus, petrified wood

Paleontology

Fossil

Preserved remains or traces of organisms from a past geological age

Examples of animal fossils. Clockwise from top left: Onychocrinus, Palaeosinopa, Gryphaea, and Harpactocarcinus

Fossil

Flexibilia

Superorder of crinoids

Forbesiocrinus (Carboniferous, Indiana) Taxocrinus (Mississippian, Indiana) Onychocrinus (Carboniferous, United States) Wright, David F.; Ausich, William I.;

Flexibilia

List of the prehistoric life of Indiana

†Neuropteris tenuifolia †Odontopleura – tentative report †Oncoceras †Onychocrinus †Onychopterella †Oonoceras †Ornithoprion – type locality for genus †Orodus

List of the prehistoric life of Indiana

List_of_the_prehistoric_life_of_Indiana

List of crinoid genera

Institute. 10: 57–76. Springer, F. (1906). "Discovery of the disk of Onychocrinus and further remarks on the Crinoidea Flexibilia". Journal of Geology

List of crinoid genera

List_of_crinoid_genera

List of the Paleozoic life of Kentucky

†Oncoceras multicameratum †Onniella †Onychocrinus †Onychocrinus grandis – type locality for species †Onychocrinus pulaskiensis †Orbiculoidea †Orbiculoidea

List of the Paleozoic life of Kentucky

List_of_the_Paleozoic_life_of_Kentucky

List of prehistoric echinoderm genera

†Oligoporus †Oligopygus †Oneirophanites †Ontariocrinus †Onychaster †Onychocrinus †Oocystis †Oolopygus †Opechinus †Ophiacantha †Ophiaulax †Ophiocnida †Ophiocoma

List of prehistoric echinoderm genera

List_of_prehistoric_echinoderm_genera

List of the prehistoric life of Kentucky

†Neuropteris tenuifolia – or unidentified comparable form †Oncoceras †Onychocrinus †Ormoceras †Orthoceras †Pattersonia †Pecopteris †Pecopteris plumosa –

List of the prehistoric life of Kentucky

List_of_the_prehistoric_life_of_Kentucky

Pitkin Formation

Geologic formation in Arkansas, United States

Cyathocrinus Delocrinus Dichocrinus Hydreionocrinus Linocrinus L. floweri Onychocrinus O. pulaskiensis Pachylocrinus Paianocrinus P. aptus P. durus Paracymbiocrinus

Pitkin Formation

Pitkin_Formation

Fayetteville Shale

Geologic formation in Arkansas and Oklahoma, United States

Intermediacrinus modernus Linocrinus Mantikosocrinus castus Onchyocrinus Onychocrinus pulaskiensis Ophiurocrinus hebdenensis Pentremites platybasis P. pulchellus

Fayetteville Shale

Fayetteville_Shale

List of the Paleozoic life of Indiana

†Onychaster †Onychaster flexilis †Onychocrinus †Onychocrinus exculptus †Onychocrinus exsculptus †Onychocrinus pulaskiensis †Onychocrinus ramulosus †Onychopterella

List of the Paleozoic life of Indiana

List_of_the_Paleozoic_life_of_Indiana