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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Pycnodonte amakusensis
Taxonomy
Pycnodonte amakusensis was named by Tashiro (1978). It is a 3D body fossil.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1978 | Pycnodonte amakusensis Tashiro p. 323 figs. pl. 43, fig. 9 |
| 1982 | Pycnodonte amakusensis Tashiro and Kozai p. 77 |
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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.
†Pycnodonte amakusensis Tashiro 1978
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| height | 4 | 12.4 | 9.70 | 15.6 | 12.6 | 2.68 |
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| Source: s = species, f = family, o = order, c = class | |||||
| References: Kiessling 2004, Aberhan et al. 2004, Tashiro and Kozai 1982, Steuber 2002 | |||||
Age range: base of the Middle Turonian to the top of the Santonian or 93.50000 to 83.60000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Turonian - Late/Upper Turonian | Japan | Pycnodonte amakusensis (87012) | |
| Santonian | Japan | Pycnodonte amakusensis (87014) | |
| Late/Upper Santonian | Japan | Pycnodonte amakusensis (87015) |