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Pyrunculus
Taxonomy
Pyrunculus was named by Pilsbry (1895) [Sepkoski's age data: T Ol-l R Sepkoski's reference number: 852]. It is extant.
It was assigned to Cephalaspida by Sepkoski (2002).
It was assigned to Cephalaspida by Sepkoski (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1895 | Pyrunculus Pilsbry |
| 2002 | Pyrunculus Sepkoski |
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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. Pyrunculus Pilsbry 1895
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class | |||||
| Reference: Kiessling 2004 | |||||
Age range: base of the Rupelian to the top of the Late/Upper Pleistocene or 33.90000 to 0.01170 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Rupelian | USA (Mississippi) | P. laevipyrum (179336) | |
| Late/Upper Pleistocene | Japan | P. tokyoensis, P. phialus (97961) |