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Orbiculoidea winsnesi
Taxonomy
Orbiculoidea winsnesi was named by Gobbett (1963).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1963 | Orbiculoidea winsnesi Gobbett p. 46 figs. pl. 1, figs 4, 5 |
| 2017 | Orbiculoidea winsnesi Foster et al. p. 854 fig. 2A |
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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.
†Orbiculoidea winsnesi Gobbett 1963
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| W. J. Foster et al. 2017 | Shell outline is subcircular, with its length slightly greater than the width. The dorsal valve is inflated to an apex, which is located about a third of the diameter from the anterior margin. Shell smooth, except for fine concentric growth lines. |