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Proteroconus capuloides
Taxonomy
Hypseloconus capuloides was named by Berkey (1898). Its type specimen is AMNH 22261, a shell, and it is a 3D body fossil. Its type locality is 1 kilometer south of Taylors Falls, half kilometer north of Folsom Island, which is in a Steptoean coastal sandstone in the Franconia Formation of Minnesota.
It was recombined as Proteroconus capuloides by Yochelson and Webers (2006).
It was recombined as Proteroconus capuloides by Yochelson and Webers (2006).
Synonymy list
| Year | Name and author |
|---|---|
| 1898 | Hypseloconus capuloides Berkey p. 285 figs. pl. 19 f. 19, 20 |
| 2006 | Proteroconus capuloides Yochelson and Webers pp. 50 - 51 fig. 10 |
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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.
†Proteroconus capuloides Berkey 1898
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| E. L. Yochelson and G. F. Webers 2006 | Laterally compressed, strongly curved shells; apex is unknown; shell is curved for about one-quarter of a whorl following a relatively large angle of logarithmic curvature; shell is strongly compressed laterally; exterior details are unknown. |