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Schizodus truncatus
Taxonomy
Axinus (Schizodus) truncatus was named by King (1844).
It was recombined as Axinus truncatus by Howse (1848); it was recombined as Schizodus truncatus by King (1850), Geinitz (1861), Airaghi (1907), Astre (1934) and Muromtseva and Guskov (1984).
It was recombined as Axinus truncatus by Howse (1848); it was recombined as Schizodus truncatus by King (1850), Geinitz (1861), Airaghi (1907), Astre (1934) and Muromtseva and Guskov (1984).
Sister species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1844 | Axinus (Schizodus) truncatus King |
| 1848 | Axinus truncatus Howse p. 245 |
| 1850 | Schizodus truncatus King |
| 1856 | Schizodus dubius Schauroth p. 231 |
| 1861 | Schizodus truncatus Geinitz p. 63 figs. Pl 13, figs 1-6 |
| 1907 | Schizodus truncatus Airaghi p. 50 figs. Pl 2, fig 17 |
| 1934 | Schizodus truncatus Astre p. 81 figs. Pl 10, figs 1,4 |
| 1984 | Schizodus truncatus Muromtseva and Guskov p. 81 figs. Pl 35, fig 4 |
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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.
†Schizodus truncatus King 1844
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Invalid names: Schizodus dubius Schauroth 1856 [synonym]
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell height | 1 | 19.9 | |||||
| valve height | 1 | 22.6 |
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| Source: o = order, c = class | |||||
| Reference: Aberhan et al. 2004 | |||||
Age range: base of the Kungurian to the top of the Changhsingian or 279.30000 to 252.17000 Ma
Collections (18 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Kungurian | Russian Federation | Schizodus truncatus (110012) | |
| Wuchiapingian | United Kingdom (Durham) | Schizodus truncatus (130770) | |
| Wuchiapingian | Russian Federation (Kaliningrad) | Schizodus truncatus (46515) | |
| Wuchiapingian | Madagascar (Diana) | Schizodus truncatus (81987) | |
| Wuchiapingian | United Kingdom | Axinus truncatus (130869 130870 130871 130872 130877) Schizodus truncatus (130772) | |
| Wuchiapingian | United Kingdom (England) | Schizodus truncatus (130765 130766) Venus sp. (116168) | |
| Wuchiapingian | Lithuania | Schizodus truncatus (46412 46471 46489) | |
| Lopingian | Bosnia and Herzegovina | Schizodus truncatus (206739) | |
| Changhsingian | Italy | Schizodus truncatus (232368) |