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Eucrassatella wilckensi
Taxonomy
Bathytormus wilckensi was named by Median and Rinaldi (1978) [DISTRIBUTION: Eocene; Seymour Island, Antarctica.]. Its type specimen is CE PI 0015, a shell, and it is not a trace fossil.
It was recombined as Eucrassatella wilckensi by Zinsmeister (1984), Stilwell and Zinsmeister (1992).
It was recombined as Eucrassatella wilckensi by Zinsmeister (1984), Stilwell and Zinsmeister (1992).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1978 | Bathytormus wilckensi Median and Rinaldi p. 424 figs. figs 2-9 |
| 1984 | Eucrassatella wilckensi Zinsmeister p. 1513 |
| 1992 | Eucrassatella wilckensi Stilwell and Zinsmeister p. 70 |
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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.
†Eucrassatella wilckensi Median and Rinaldi 1978
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, superf = superfamily | |||||
| References: Todd 2001, Sanchez Roig 1926 | |||||
Age range: Ypresian or 56.00000 to 48.07000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Ypresian | Antarctica (Seymour Island) | Eucrassatella wilckensi (63547 63548 63549 63550) | |
| Ypresian - Lutetian | Antarctica (Seymour Island) | Eucrassatella wilckensi (63551) |