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Diplanus rarus
Taxonomy
Diplanus rarus was named by Cooper and Grant (1974). Its type specimen is USNM 150472a, a shell (Articulated shell), and it is not a trace fossil.
Synonymy list
| Year | Name and author |
|---|---|
| 1974 | Diplanus rarus Cooper and Grant pp. 280-281 figs. Pl 30, figs 11-12; pl 50, figs 1-14,21-31; pl 93, figs 20-29 |
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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.
†Diplanus rarus Cooper and Grant 1974
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 2 | 15.9 | 12.4 | 20.5 | 16.4 | 5.73 |
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| Source: c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004 | |||||
Age range: base of the Artinskian to the top of the Kungurian or 290.10000 to 272.30000 Ma
Collections (10 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Artinskian | USA (Texas) | Diplanus rarus (43559 75933) | |
| Kungurian | USA (Texas) | Diplanus rarus (43534 43566 75861 75862 75924 81954 105906 106170) |