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Lepidasteridae
Taxonomy
Lepidasteridae was named by Gregory (1899). Its type is Lepidaster.
It was assigned to Lepidasteracea by Schuchert (1915); to Gnathasterina by Owen (1965); to Hemizonina by Spencer and Wright (1966); to Hemizonida by Blake (1989); to Asteroidea by Herringshaw et al. (2007) and Blake et al. (2016); and to Euaxosida by Blake (2018).
It was assigned to Lepidasteracea by Schuchert (1915); to Gnathasterina by Owen (1965); to Hemizonina by Spencer and Wright (1966); to Hemizonida by Blake (1989); to Asteroidea by Herringshaw et al. (2007) and Blake et al. (2016); and to Euaxosida by Blake (2018).
Subtaxa
Synonymy list
Year | Name and author |
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1899 | Lepidasteridae Gregory p. 352 |
1915 | Lepidasteridae Schuchert pp. 53, 157-158 |
1965 | Lepidasteridae Owen p. 564 |
1966 | Lepidasteridae Spencer and Wright p. U43 |
1989 | Lepidasteridae Blake p. 213 |
2007 | Lepidasteridae Herringshaw et al. p. 1218 |
2016 | Lepidasteridae Blake et al. p. 168 |
2018 | Lepidasteridae Blake p. 33 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
Fm. †Lepidasteridae Gregory 1899
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: c = class, p = phylum | |||||
References: Aberhan et al. 2004, Aberhan 1992 |
Age range: base of the Darriwilian to the top of the Homerian or 467.30000 to 427.40000 Ma
Collections (3 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Darriwilian | France | Lepidactis sp. (216843) | |
Wenlock | United Kingdom (England) | Lepidactis wenlocki, Lepidaster grayi (79893) | |
Homerian | United Kingdom | Lepidactis wenlocki, Lepidaster grayi (99380) |