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Cassiduloidea
Source Data |
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Rank | order (PBDB) | ||||||||||||||||||||||||||||||||||||
Taxonomy (PBDB) | Life : Animalia : Echinodermata : Echinoidea : Cassiduloidea | ||||||||||||||||||||||||||||||||||||
Classification (PBDB,GBIF) |
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Opinions (PBDB) |
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Status (PBDB) | extant | ||||||||||||||||||||||||||||||||||||
Taxon Size (PBDB) | 7 | ||||||||||||||||||||||||||||||||||||
Extant Size (PBDB) | 2 (29%) | ||||||||||||||||||||||||||||||||||||
First Recorded Appearance | 56.0 - 47.8 Ma Eocene | ||||||||||||||||||||||||||||||||||||
Environment | marine (based on Echinodermata) | ||||||||||||||||||||||||||||||||||||
Motility | actively mobile (based on Echinoidea) | ||||||||||||||||||||||||||||||||||||
Vision | limited (based on Echinoidea) | ||||||||||||||||||||||||||||||||||||
Diet | grazer, deposit feeder (based on Echinoidea) | ||||||||||||||||||||||||||||||||||||
Reproduction | dispersal=water,planktonic (based on Echinodermata) | ||||||||||||||||||||||||||||||||||||
Ontogeny | accretion,addition of parts (based on Echinodermata) | ||||||||||||||||||||||||||||||||||||
Taphonomy | high Mg calcite (based on Echinoidea) | ||||||||||||||||||||||||||||||||||||
Primary Reference (PBDB) | S. J. Suter. 1994. Cladistic analysis of cassiduloid echinoids: trying to see the phylogeny for the trees. Biological Journal of the Linnean Society 53(1):31-72 |
Fossil Distribution
Subtaxa
Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
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Conolampas genus | accepted (GBIF) listed (PBDB) | 1 | 16.0 Ma Miocene | 0 Ma Extant | |
Echinanthus ✝ genus | doubtful (GBIF) listed (PBDB) | 6 | 56.0 Ma Paleocene | 11.6 Ma Miocene | |
Neolampas ✝ genus | accepted (GBIF) listed (PBDB) | ||||
Oligopodia ✝ genus | accepted (GBIF) listed (PBDB) | 1 | 16.0 Ma Miocene | 16.0 Ma Miocene | |
Porterpygus ✝ genus | accepted (GBIF) listed (PBDB) |
Synonymy List
Year | Name and Author |
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1994 | Cassiduloidea Suter |
References
Suter S. J. (1994) Cladistic analysis of cassiduloid echinoids: trying to see the phylogeny for the trees, Biological Journal of the Linnean Society 53 1, 31-72 doi:10.1111/j.1095-8312.1994.tb01001.x |
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!