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Dolerorthis plicata
Taxonomy
Spirifer plicatus was named by de Sowerby and Murchison (1839). It is a 3D body fossil.
It was recombined as Dolerorthis plicata by Williams (1951); it was synonymized subjectively with Costistricklandia lirata lirata by Bassett and Cocks (1974).
It was recombined as Dolerorthis plicata by Williams (1951); it was synonymized subjectively with Costistricklandia lirata lirata by Bassett and Cocks (1974).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1839 | Spirifer plicatus de Sowerby and Murchison p. 638 figs. pl. 21 f. 6 |
| 1951 | Dolerorthis plicata Williams pp. 88 - 89 figs. pl. 3 f. 1-3 |
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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.
†Dolerorthis plicata de Sowerby and Murchison 1839
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| A. Williams 1951 | Semi-elliptical, slightly mucronate Dolerorthis with costellate ribbing and an elongated ventral muscle scar. |