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Sinuitina cordiformis
Taxonomy
Tropidocyclus cordiformis was named by Newell (1935). It is a 3D body fossil. Its type locality is Wann, which is in a Missourian marine shale in the Wann Formation of Oklahoma. It is the type species of Sinuitina.
It was recombined as Sinuitina cordiformis by Knight (1945), Knight et al. (1960), Ebbestad and Yochelson (2000) and Wagner (2023).
It was recombined as Sinuitina cordiformis by Knight (1945), Knight et al. (1960), Ebbestad and Yochelson (2000) and Wagner (2023).
Synonymy list
| Year | Name and author |
|---|---|
| 1935 | Tropidocyclus cordiformis Newell pp. 349 - figs. 350pl. 36 f. 1a-d |
| 1945 | Sinuitina cordiformis Knight pp. 333 - 334 |
| 1960 | Sinuitina cordiformis Knight et al. p. 175 |
| 2000 | Sinuitina cordiformis Ebbestad and Yochelson p. 189 |
| 2023 | Sinuitina cordiformis Wagner p. 5861 |
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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.
†Sinuitina cordiformis Newell 1935
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Diagnosis
No diagnoses are available