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Paraplatyschisma twelvetreesi
Taxonomy
Keeneia twelvetreesi was named by Dun (1913). It is a 3D body fossil. Its type locality is Great Bend of Mersey River, Latrobe, which is in an Asselian marine mudstone in the Quamby Formation of Australia.
It was recombined as Paraplatyschisma twelvetreesi by Waterhouse (1988) and Wagner (2023).
It was recombined as Paraplatyschisma twelvetreesi by Waterhouse (1988) and Wagner (2023).
Synonymy list
| Year | Name and author |
|---|---|
| 1913 | Keeneia twelvetreesi Dun p. 8 figs. Pl 2 |
| 1988 | Paraplatyschisma twelvetreesi Waterhouse p. 157 fig. 9A,B |
| 1992 | Keeneia twelvetreesi Clarke p. 46 figs. 27A-C |
| 2023 | Paraplatyschisma twelvetreesi Wagner p. S7322 |
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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.
†Paraplatyschisma twelvetreesi Dun 1913
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| height | 1 | 21.0 | |||||
| shell height | 1 | 14.5 |
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| Source: g = genus, f = family, o = order | |||||
| References: Hendy 2009, Waterhouse 1987, Bambach et al. 2007 | |||||
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Asselian | Australia (Tasmania) | Keeneia twelvetreesi (144862) | |
| Sakmarian | Australia (Tasmania) | Keeneia twelvetreesi (105489 151089) | |
| Sakmarian | Australia (Western Australia) | Paraplatyschisma twelvetreesi (88214) |