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Eoactis
Taxonomy
Eoactis was named by Spencer (1914) [Sepkoski's age data: S Ldov]. Its type is Eoactis simplex. It is the type genus of Eoactinidae.
It was synonymized subjectively with Urasterella by Schuchert (1915).
It was assigned to Palasterinidae by Owen (1965); to Eoactinidae by Spencer (1922) and Spencer and Wright (1966); to Uractinida by Sepkoski (2002); and to Euaxosida by Blake (2018).
It was synonymized subjectively with Urasterella by Schuchert (1915).
It was assigned to Palasterinidae by Owen (1965); to Eoactinidae by Spencer (1922) and Spencer and Wright (1966); to Uractinida by Sepkoski (2002); and to Euaxosida by Blake (2018).
Species
E. simplex (type species)
Synonymy list
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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.
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: Llandovery or 443.40000 to 433.40000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Llandovery | United Kingdom | E. simplex (99388) |