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Cyclocystoidea ✝
| Source Data |
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| Rank | class (PBDB) | ||||||||||||||||||||||||||||||
| Taxonomy (PBDB) | Life : Animalia : Echinodermata : Cyclocystoidea | ||||||||||||||||||||||||||||||
| Classification (PBDB,GBIF) |
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| Opinions (PBDB) |
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| Status (PBDB) | extinct | ||||||||||||||||||||||||||||||
| Taxon Size (PBDB) | 62 | ||||||||||||||||||||||||||||||
| First Recorded Appearance | 472 - 468 Ma Ordovician | ||||||||||||||||||||||||||||||
| Last Recorded Appearance | 382 - 380 Ma Late/Upper Devonian | ||||||||||||||||||||||||||||||
| Environment | marine (based on Cyclocystoidea) | ||||||||||||||||||||||||||||||
| Motility | stationary (based on Cyclocystoidea) | ||||||||||||||||||||||||||||||
| Reproduction | dispersal=water,planktonic (based on Echinodermata) | ||||||||||||||||||||||||||||||
| Ontogeny | accretion,addition of parts (based on Echinodermata) | ||||||||||||||||||||||||||||||
| Ecospace Comments | LIFE HISTORY: Feeding mode unknown (? ref); suspension feeding excluded by Glass et al. (2003, J. Paleont. 77, 949); | ||||||||||||||||||||||||||||||
| Taphonomy | high Mg calcite (based on Cyclocystoidea) | ||||||||||||||||||||||||||||||
| Primary Reference (PBDB) | A. B. Smith and C.R.C. Paul. 1982. Revision of the Class Cyclocystoidea (Echinodermata). Philosophical Transactions of the Royal Society of London, Series B 296:577-679 | ||||||||||||||||||||||||||||||
Fossil Distribution
Subtaxa
| Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
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| Apycnodiscidae ✝ family | listed (PBDB) | 20 | 408 Ma Early/Lower Devonian | 382 Ma Late/Upper Devonian | |
| Cyclocystoididae ✝ family | listed (PBDB) | 80 | 472 Ma Early/Lower Ordovician | 419 Ma Early/Lower Devonian | |
| Moroccodiscidae ✝ family | listed (PBDB) | 1 | 467 Ma Middle Ordovician | 467 Ma Middle Ordovician |
Synonymy List
| Year | Name and Author |
|---|---|
| 1895 | Cyclocystoidea Miller and Gurley |
| 1981 | Cyclocystoidea Parsley |
| 1982 | Cyclocystoidea Smith and Paul |
| 2001 | Cyclocystoidea Boczarowski p. 53 |
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!
