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Quadrans
Taxonomy
Quadrans was named by Bertin (1878) [Sepkoski's age data: T Plio R Sepkoski's reference number: 1112]. It is extant.
It was reranked as Tellina (Quadrans) by Pilsbry and Olsson (1941).
It was assigned to Tellina by Pilsbry and Olsson (1941); to Tellininae by Vokes (1980); and to Veneroida by Sepkoski (2002).
It was reranked as Tellina (Quadrans) by Pilsbry and Olsson (1941).
It was assigned to Tellina by Pilsbry and Olsson (1941); to Tellininae by Vokes (1980); and to Veneroida by Sepkoski (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1878 | Quadrans Bertin |
| 1941 | Tellina (Quadrans) Pilsbry and Olsson p. 11 |
| 1980 | Quadrans Vokes p. 144 |
| 2002 | Quadrans 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. Quadrans Bertin 1878
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Kiessling 2004, Aberhan et al. 2004 | |||||
Age range: base of the Middle Campanian to the top of the Late/Upper Pliocene or 83.50000 to 2.58800 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Campanian | USA (California) | Q. sp. (144763 144764) | |
| Pliocene - Pleistocene | Malaysia | Q. belcheriana (72098) | |
| Late/Upper Pliocene | Australia (Western Australia) | Tellina parvitas (63352) |