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Allagecrinoidea ✝
Source Data |
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Rank | superfamily (PBDB) | |||||||||||||||||||||||||||||||||||||||||||||
Taxonomy (PBDB) | Life : Animalia : Echinodermata : Crinoidea : Allagecrinoidea | |||||||||||||||||||||||||||||||||||||||||||||
Classification (PBDB,GBIF) |
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Opinions (PBDB) |
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Status (PBDB) | extinct | |||||||||||||||||||||||||||||||||||||||||||||
Taxon Size (PBDB) | 35 | |||||||||||||||||||||||||||||||||||||||||||||
First Recorded Appearance | 427 - 423 Ma Silurian | |||||||||||||||||||||||||||||||||||||||||||||
Last Recorded Appearance | 269 - 265 Ma Permian | |||||||||||||||||||||||||||||||||||||||||||||
Environment | marine (based on Echinodermata) | |||||||||||||||||||||||||||||||||||||||||||||
Motility | stationary, attached (based on Disparida) | |||||||||||||||||||||||||||||||||||||||||||||
Vision | blind (based on Crinoidea) | |||||||||||||||||||||||||||||||||||||||||||||
Diet | suspension feeder (based on Disparida) | |||||||||||||||||||||||||||||||||||||||||||||
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) | G. D. Webster. 1987. Permian crinoids from the type-section of the Callytharra Formation, Callytharra Springs, Western Australia. Alcheringa 11:95-135 |
Subtaxa
Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
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Allagecrinidae ✝ family | accepted (GBIF) listed (PBDB) | 46 | 427 Ma Silurian | 269 Ma Permian | |
Catillocrinidae ✝ family | accepted (GBIF) listed (PBDB) | 29 | 376 Ma Late/Upper Devonian | 290 Ma Permian | |
Haplocrinitidae ✝ family | accepted (GBIF) listed (PBDB) | 1 | 393 Ma Early/Lower Devonian | 393 Ma Early/Lower Devonian |
Synonymy List
Year | Name and Author |
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1881 | Allagecrinoidea Carpenter and Etheridge |
1987 | Allagecrinoidea Webster p. 108 |
2009 | Allagecrinoidea Webster and Rakhmonov p. 237 |
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!