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Myodakryotus deigryn
Taxonomy
Myodakryotus deigryn was named by Tunnicliff (1987). Its type specimen is BGS GSM 22040, a shell, and it is a 3D body fossil. Its type locality is Allt-Tair-ffynon Beds at Allt y Gadair, which is in a Longvillian marine mudstone in the Allt-Tair-Ffynnon Formation of the United Kingdom. It is the type species of Myodakryotus, Myodakryotus.
Synonymy list
| Year | Name and author |
|---|---|
| 1987 | Myodakryotus deigryn Tunnicliff pp. 685 - 686 figs. pl. 77 f. 1-10; txt. f. 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.
†Myodakryotus deigryn Tunnicliff 1987
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| valve height | 3 | 30.4 | 27.4 | 35.5 | 28.8 | 4.36 | |
| valve diagonal | 3 | 30.5 | 27.9 | 35.5 | 28.8 | 4.19 |
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| Source: o = order, c = class | |||||
| References: Aberhan et al. 2004, Kiessling 2004 | |||||
Age range: Longvillian or 457.20000 to 455.00000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Longvillian | United Kingdom (Wales) | Myodakryotus deigryn (type locality: 13832) | |
| Longvillian - Woolstonian | United Kingdom (Wales) | Myodakryotus deigryn (13835) |