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Semuridia quadrata
Taxonomy
Semuridia quadrata was named by Melville (1956). It is not extant. Its type specimen is GSM Bj 4749/50. Its type locality is Stowell Park borehole (C. turneri Zone, M. birchi Subzone, 1578-1602ft), which is in a Sinemurian carbonate shale in the Lower Lias Formation of the United Kingdom.
Synonymy list
| Year | Name and author |
|---|---|
| 1956 | Semuridia quadrata Melville |
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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.
†Semuridia quadrata Melville 1956
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, superf = superfamily, o = order, c = class | |||||
| References: Aberhan et al. 2004, Kiessling 2004, Sanchez Roig 1926 | |||||
Age range: Sinemurian or 199.30000 to 190.80000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Sinemurian | United Kingdom (Gloucestershire) | Semuridia quadrata (204148 type locality: 204150 204152) |