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Tylothyris mesacostalis
Taxonomy
Spirifer mesacostalis was named by Hall (1867).
It was recombined as Tylothyris mesacostalis by Day and Over (2002).
It was recombined as Tylothyris mesacostalis by Day and Over (2002).
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
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1867 | Spirifer mesacostalis Hall figs. pl. 53 f. 11-23; pl. 54 f. 1-2 |
2002 | Tylothyris mesacostalis Day and Over p. 198 fig. 4E |
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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.
†Tylothyris mesacostalis Hall 1867
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Diagnosis
No diagnoses are available