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Ambuloasteroidea
Source Data |
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Rank | subclass (PBDB) | ||||||||||||||||||||||||||||||||||||
Taxonomy (PBDB) | Life : Animalia : Echinodermata : Asteroidea : Ambuloasteroidea | ||||||||||||||||||||||||||||||||||||
Classification (PBDB,GBIF) |
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Opinions (PBDB) |
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Status (PBDB) | extant | ||||||||||||||||||||||||||||||||||||
Taxon Size (PBDB) | 684 | ||||||||||||||||||||||||||||||||||||
Extant Size (PBDB) | 127 (19%) | ||||||||||||||||||||||||||||||||||||
First Recorded Appearance | 409 - 403 Ma Early/Lower Devonian | ||||||||||||||||||||||||||||||||||||
Environment | marine (based on Echinodermata) | ||||||||||||||||||||||||||||||||||||
Motility | slow-moving (based on Asteroidea) | ||||||||||||||||||||||||||||||||||||
Vision | limited (based on Asteroidea) | ||||||||||||||||||||||||||||||||||||
Diet | carnivore (based on Asteroidea) | ||||||||||||||||||||||||||||||||||||
Reproduction | dispersal=water,planktonic (based on Echinodermata) | ||||||||||||||||||||||||||||||||||||
Ontogeny | accretion,addition of parts (based on Echinodermata) | ||||||||||||||||||||||||||||||||||||
Taphonomy | high Mg calcite (based on Asteroidea) | ||||||||||||||||||||||||||||||||||||
Primary Reference (PBDB) | D. B. Blake and H. Hagdorn. 2003. The Asteroidea (Echinodermata) of the Muschelkalk (Middle Triassic of Germany). Paläontologische Zeitschrift 77(1):23-58 |
Subtaxa
Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
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Neoasteroidea infraclass | listed (PBDB) | 895 | 247 Ma Early/Lower Triassic | 0 Ma Extant | |
Compsasteridae ✝ family | accepted (GBIF) listed (PBDB) | 4 | 409 Ma Early/Lower Devonian | 326 Ma Carboniferous |
Synonymy List
Year | Name and Author |
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2003 | Ambuloasteroidea Blake and Hagdorn p. 33 |
2017 | Ambuloasteroidea Blake et al. p. 324 |
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!