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Asterodiscididae
Taxonomy
Asterodiscididae was named by Rowe (1977). It is extant. It was considered monophyletic by Mah and Blake (2012).
It was assigned to Valvatida by Rowe (1977), Blake (1989), Blake and Portell (2011) and Mah and Blake (2012).
It was assigned to Valvatida by Rowe (1977), Blake (1989), Blake and Portell (2011) and Mah and Blake (2012).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1977 | Asterodiscididae Rowe |
| 1989 | Asterodiscididae Blake p. 213 |
| 2011 | Asterodiscididae Blake and Portell p. 35 |
| 2012 | Asterodiscididae Mah and Blake p. 3 |
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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. Asterodiscididae Rowe 1977
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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 1992, Aberhan et al. 2004 | |||||
Age range: Burdigalian or 20.44000 to 15.97000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Burdigalian | USA (Florida) | Kionaster petersonae (89576) |