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Polytholosia gemina
Taxonomy
Steinmannia gemina was named by Waagen and Wentzel (1888).
It was recombined as Polytholosia gemina by Termier and Termier (1977).
It was recombined as Polytholosia gemina by Termier and Termier (1977).
Sister species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1888 | Steinmannia gemina Waagen and Wentzel p. 982 figs. Pl 124, fig 3 |
| 1913 | Steinmannia gemina Mansuy p. 106 figs. Pl 11, fig 10 |
| 1930 | Leseus palazzensis de Gregorio p. 38 figs. Pl 14, figs 5-7 |
| 1930 | Leseus palazzensis inaequalis de Gregorio p. 39 figs. Pl 14, fig 7 |
| 1977 | Polytholosia gemina Termier and Termier p. 44 figs. Pl 10, fig 9 |
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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.
†Polytholosia gemina Waagen and Wentzel 1888
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Invalid names: Leseus palazzensis de Gregorio 1930 [synonym]
†Leseus palazzensis inaequalis de Gregorio 1930
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Whittington et al. 1997, Bambach et al. 2007 | |||||
Age range: Wordian or 266.90000 to 264.28000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Wordian | Italy | Leseus palazzensis, Leseus palazzensis (233340) | |
| Wordian - Capitanian | Cambodia | Steinmannia gemina (233582) |