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Zygatrypa exigua
Taxonomy
Rhynchonella exigua was named by Lindström (1861). It is not extant.
It was recombined as Zygatrypa exigua by Copper (2004).
It was recombined as Zygatrypa exigua by Copper (2004).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1861 | Rhynchonella exigua Lindström |
| 2004 | Zygatrypa exigua Copper pp. 32 - 33 figs. Plate 1A, figs. a–l; Fig. 11 |
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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.
†Zygatrypa exigua Lindström 1861
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Diagnosis
No diagnoses are available