BETA TEST - Fossil data and pages are very much experimental and under development. Please report any problems
Isocrinidae
Description | Isocrinidae is one of four extant families of crinoids in the order Isocrinida. It has three genera. From Wikipedia article at https://en.wikipedia.org/wiki/Isocrinidae, which is released under the Creative Commons Attribution-Share-Alike License 3.0. | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Source Data |
| |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Rank | family | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Taxonomy (GBIF,PBDB) | Life : Animalia : Echinodermata : Crinoidea : Isocrinida : Isocrinidae | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Taxonomic Status (GBIF) | accepted | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Classification (PBDB,GBIF) |
| |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Scientific Name | Isocrinidae | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Opinions (PBDB) |
| |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Status (PBDB) | extant | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Taxon Size (PBDB) | 52 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Extant Size (PBDB) | 10 (19%) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
First Recorded Appearance | 279 - 272 Ma Permian | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Environment | marine (based on Echinodermata) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Motility | stationary, attached | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Vision | blind (based on Crinoidea) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Diet | suspension feeder | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Reproduction | dispersal=water,planktonic (based on Echinodermata) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Ontogeny | accretion,addition of parts (based on Echinodermata) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Taphonomy | high Mg calcite (based on Crinoidea) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Primary Reference (PBDB) | M. Jäger. 1985. Die Crinoiden aus dem Pliensbachium (mittlerer Lias) von Rottorf am Klei und Empelde (Süd-Niedersachsen). Bericht der Naturhistorischen Gesellschaft zu Hannover 128:71-151 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Common Name(s) | ゴカクウミユリ | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Wikipedia | https://en.wikipedia.org/wiki/Isocrinidae |
Fossil Distribution
Subtaxa
Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
---|---|---|---|---|---|
Balanocrininae ✝ subfamily | listed (PBDB) | 90 | 247 Ma Early/Lower Triassic | 23.0 Ma Miocene | |
Isocrininae subfamily | listed (PBDB) | 283 | 251 Ma Early/Lower Triassic | 0 Ma Extant | |
Archaeoisocrinus ✝ genus | accepted (GBIF) listed (PBDB) | 1 | 279 Ma Permian | 279 Ma Permian | |
Bakonycrinus ✝ genus | accepted (GBIF) listed (PBDB) | 2 | 237 Ma Middle Triassic | 228 Ma Late/Upper Triassic | |
Balanocrinus ✝ genus | accepted (GBIF) listed (PBDB) | 90 | 247 Ma Early/Lower Triassic | 23.0 Ma Miocene | |
Chariocrinus ✝ genus | accepted (GBIF) listed (PBDB) | 7 | 176 Ma Early Jurassic | 145 Ma Late Jurassic | |
Hypalocrinus genus | accepted (GBIF) listed (PBDB) | 0 Ma Extant | |||
Isocrinus genus | accepted (GBIF) listed (PBDB) | 36 | 201 Ma Early Jurassic | 0 Ma Extant | |
Metacrinus genus | accepted (GBIF) listed (PBDB) | 14 | 61.6 Ma Paleocene | 0 Ma Extant | |
Neocrinus genus | accepted (GBIF) listed (PBDB) | 2 | 23.0 Ma Miocene | 0 Ma Extant | |
Tyrolecrinus ✝ genus | accepted (GBIF) listed (PBDB) | 21 | 247 Ma Early/Lower Triassic | 235 Ma Late/Upper Triassic |
Synonymy List
Year | Name and Author |
---|---|
1924 | Isocrinidae Gislén |
1985 | Isocrinidae Jäger |
1993 | Isocrinidae Donovan et al. p. 125 |
1994 | Isocrinidae Stilwell et al. p. 138 |
2005 | Isocrinidae Donovan et al. p. 96 |
2010 | Isocrinidae Hess and Gale p. 431 |
2011 | Isocrinidae Hunter et al. p. 116 |
References
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!
Munday's Hill Quarry, Heath and Reach, Central Bedfordshire, Bedfordshire, England, UK