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Myodakryotus
Taxonomy
Myodakryotus was named by Tunnicliff (1987) [Sepkoski's age data: O Cara-m Sepkoski's reference number: 1066
= New genus 10 in Pojeta 1978: p. 239 pl. 12 f. 1-8.]. Its type is Myodakryotus deigryn.
It was assigned to Pterioida by Sepkoski (2002); and to Myodakryotidae by Tunnicliff (1987), Bouchet et al. (2010).
It was assigned to Pterioida by Sepkoski (2002); and to Myodakryotidae by Tunnicliff (1987), Bouchet et al. (2010).
Species
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1987 | Myodakryotus Tunnicliff |
| 2002 | Myodakryotus Sepkoski |
| 2010 | Myodakryotus Bouchet et al. |
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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.
G. †Myodakryotus Tunnicliff 1987
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†Myodakryotus deigryn Tunnicliff 1987
†Myodakryotus hermione Billings 1865
†Myodakryotus tessellatus Wilson 1956
Invalid names: Myodakryotus Tunnicliff 1987 [objective synonym]
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: base of the Longvillian to the top of the Edenian or 457.20000 to 450.20000 Ma
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Turinian | Canada (Ontario) | Actinopterella tessellata (185356) | |
| Shermanian | Canada (Ontario) | Actinopterella tessellata (233148 233149) | |
| Longvillian | United Kingdom (Wales) | M. deigryn (13832) | |
| Longvillian - Woolstonian | United Kingdom (Wales) | M. deigryn (13835) | |
| Chatfieldian - Edenian | Canada (Ontario) | Actinopterella tessellata (233150) |