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Derbyia crenulata
Taxonomy
Derbyia crenulata was named by Girty (1908).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1908 | Derbyia crenulata Girty p. 183 figs. Pl 26, figs 5-5d |
| 1909 | Derbyia crenulata Girty |
| 1954 | Derbyia crenulata Stehli p. 301 |
| 1974 | Derbyia crenulata Cooper and Grant p. 297 figs. Pl 75, figs 10-28 |
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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.
†Derbyia crenulata Girty 1908
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Diagnosis
No diagnoses are available