Crinoids
Phylum: ECHINODERMATA Klein 1754 | ||
Class: CRINOIDEA Miller, 1821 | ||
Subclass: ARTICULATA Zittel, 1879 | ||
| Chesterian Crinoid Genera, U. Mississippian | ||
| Ampelocrinus | Cymbiocrinus | Oklahomacrinus |
| Aenigmocrinus | ||
| St. Genevieve Interval Genera, M. Mississippian | ||
| Ampelocrinus | Cymbiocrinus | |
Subclass: CLADIDA (Moore and Laudon, 1943) | ||
| Chesterian Crinoid Genera, U. Mississippian | ||
| Zeacrinites | Linocrinus | Tholocrinus |
| Alcimocrinus | Phacelocrinus | Skylocrinites |
| Hoovercrinites | Pulaskicrinus | Aphelecrinus |
| Culmicrinus | Phanocrinus | Eupachycrinus |
| Pentaramicrinus | Agassizocrinus | Anartiocrinus |
| Dasciocrinus | Rhopocrinus | Heliosocrinus |
| Bicidiocrinus | Staphylocrinus | Harmostocrinus |
| Lanecrinus | Allocatillocrinus | |
| St. Genevieve Interval Genera, M. Mississippian | ||
| Linocrinus | Phecelocrinus | Aphelecrinus |
| Phanocrinus | Pentaramicrinus | Agassizocrinus |
| Dinotocrinus | Lanecrinus | Allocatillocrinus |
| Fort Payne Chert, L. Mississippian | ||
| Catillocrinus | Synbathocrinus | |
| Beech Creek Formation, M. Silurian | ||
| Pisocrinus | ||
Subclass: CAMERATA Wachsmuth and Springer, 1885 | ||
| Chesterian Crinoid Genera, U. Mississippian | ||
| Hyrtanecrinus | Strimplecrinus | Camptocrinus |
| Talarocrinus | Pterotocrinus | Acrocrinus |
| Springeracrocrinus | ||
| St. Genevieve Interval, M. Mississippian | ||
| Platycrinites | Dichocrinus | Camptocrinus |
| Amphoracrocrinus | Springeracrocrinus | Batocrinus |
| Dizygocrinus | ||
| Fort Payne Chert, L. Mississippian | ||
| Batocrinus | Eretmocrinus | Abatocrinus |
| Azygocrinus | Alloprosallocrinus | Uperocrinus |
| Agaricocrinus | Dorycrinus | Cactocrinus |
| Platycrinites | ||
| Beech Creek Formation, M. Silurian | ||
| Eucalyptocrinities | Allocrinus | Marsupiocrinus |
| Lampterocrinus | ||
Subclass: FLEXIBILIA Zittel, 1895 | ||
| Chesterian Crinoid Genera, U. Mississippian | ||
| Taxocrinus | Onychocrinus | |
| St. Genevieve Interval, M. Mississippian | ||
| Taxocrinus | Onychocrinus | |
