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Menuthionautilus
Taxonomy
Menuthionautilus was named by Collignon (1933) [Sepkoski's age data: Tr Indu Sepkoski's reference number: 995]. Its type is Nautilus kieslingeri.
It was assigned to Nautilida by Sepkoski (2002); and to Grypoceratidae by Teichert et al. (1964) and Shigeta and Zakharov (2009).
It was assigned to Nautilida by Sepkoski (2002); and to Grypoceratidae by Teichert et al. (1964) and Shigeta and Zakharov (2009).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1933 | Menuthionautilus Collignon |
| 1964 | Menuthionautilus Teichert et al. p. 435 |
| 2002 | Menuthionautlis Sepkoski |
| 2009 | Menuthionautilus Shigeta and Zakharov p. 58 |
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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.
G. †Menuthionautilus Collignon 1933
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†Menuthionautilus evolutus Shigeta and Zakharov 2009
†Menuthionautilus kieslingeri Collignon 1933
†Menuthionautilus korzchi Kiparisova 1960
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 9 | 23.5 | 6.50 | 40.1 | 28.9 | 11.1 | |
| shell diameter | 9 | 41.0 | 12.3 | 69.8 | 51.0 | 17.9 | |
| shell inflation | 9 | 3.69 | 2.00 | 11.6 | 3.10 | 2.91 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: Griesbachian or 251.90200 to 250.50000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Griesbachian | Pakistan | M. kieslingeri (95275) | |
| Dienerian | Pakistan | M. kieslingeri (95278) | |
| Dienerian | Russian Federation | M. evolutus (90209) M. korzchi (90210 90211) |