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Spirifera (Martinia) undifera
Taxonomy
Spirifer undiferus was named by Roemer (1844).
It was recombined as Spirifera undifera by Davidson (1865); it was recombined as Spirifera (Martinia) undifera by Walcott (1884).
It was recombined as Spirifera undifera by Davidson (1865); it was recombined as Spirifera (Martinia) undifera by Walcott (1884).
Sister species lacking formal opinion data
Martinia acutomarginalis, Martinia changchiakouensis, Martinia distefanoi, Martinia galataea, Martinia inflata, Martinia kunlunia, Martinia remota, Martinia semiplana, Martinia semiplana, Martinia simensis, Martinia subradiata, Martinia thetis, Martinia uralica, Martinia simensis, Spirifer contractus, Spirifer lineata, S. attenuata, S. bisulcata, S. calcarata, S. walcotti, S. walcottii, S. vultur, S. crebristria
Synonymy list
| Year | Name and author |
|---|---|
| 1844 | Spirifer undiferus Roemer p. 70 figs. n. 73, tab. iv, figs. 5, 6 |
| 1865 | Spirifera undifera Davidson p. 36 figs. pi.vii,figs.1-10; |
| 1884 | Spirifera (Martinia) undifera Walcott p. 143 figs. Plate iii, figs. 3, 3 a, I, 6, 6 a; plate xiv, figs. 11, 11 a, b |
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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.
†Spirifera (Martinia) undifera Roemer 1844
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004 | |||||
Collections
No collection or age range data are available