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Ptychostoma pleurotomoides
Taxonomy
Natica (Ampullaria) pleurotomoides was named by Wissmann (1841).
It was recombined as Kittlia pleurotomoides by Cossmann (1909); it was recombined as Ptychostoma pleurotomoides by Kittl (1892), Nützel and Erwin (2001).
It was recombined as Kittlia pleurotomoides by Cossmann (1909); it was recombined as Ptychostoma pleurotomoides by Kittl (1892), Nützel and Erwin (2001).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1841 | Natica (Ampullaria) pleurotomoides Wissmann p. 21 figs. Pl 16, fig 9 |
| 1892 | Ptychostoma pleurotomoides Kittl p. 94 figs. Pl 8, figs 19-24 |
| 1909 | Kittlia pleurotomoides Cossmann |
| 2001 | Ptychostoma pleurotomoides Nützel and Erwin p. 90 |
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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.
†Ptychostoma pleurotomoides Wissmann 1841
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 3 | 16.1 | 15.0 | 17.0 | 16.3 | 1.01 |
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| Source: superf = superfamily, c = class | |||||
| References: Kiessling 2004, Hendy et al. 2009 | |||||
Age range: Julian or 237.00000 to 233.60000 Ma
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Julian | Italy (Belluno) | Ptychostoma pleurotomoides (207503) | |
| Julian | Italy | Ptychostoma pleurotomoides (69669 69672 144633 144930) | |
| Carnian | Italy | Ptychostoma pleurotomoides (154453) |