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Patellites concentricus
Taxonomy
Patellites concentricus was named by Wahlenberg (1821). Its type specimen is SM A31846 and is a 3D body fossil.
It was recombined as Orbiculoidea concentrica by Bergström (1968), Mergl (2012) and Cocks (2014).
It was recombined as Orbiculoidea concentrica by Bergström (1968), Mergl (2012) and Cocks (2014).
Synonymy list
| Year | Name and author |
|---|---|
| 1821 | Patellites concentricus Wahlenberg p. 75 |
| 1968 | Orbiculoidea concentrica Bergström p. 7 figs. pl. 2 f. 7-9 |
| 2012 | Orbiculoidea concentrica Mergl p. 38 |
| 2014 | Orbiculoidea concentrica Cocks p. 16 fig. 3C |
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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.
†Patellites concentricus Wahlenberg 1821
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| M. Mergl 2012 | Orbiculoidea concentrica (WAHLENBERG, 1818) described from the Dalmanitina Beds (Hirnantian) of Wästergötland, Sweden by Bergström (1968) differs from A. squamosus by a longer pedicle track, coarser rugellate ornamentation and a larger shell size. |