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Megapronorites sakmarensis
Taxonomy
Megapronorites sakmarensis was named by Ruzhentsev (1949). Its type specimen is PIN 455/119, a shell, and it is a 3D body fossil. Its type locality is Kuruil-Bukharcha interfluve, northwest of Novosakmarsk, which is in an Arnsbergian carbonate limestone in the Russian Federation.
Synonymy list
| Year | Name and author |
|---|---|
| 1949 | Megapronorites sakmarensis Ruzhentsev p. 61 figs. Pl 1, figs 1-9; text-fig 22,23 |
| 1971 | Megapronorites sakmarensis Ruzhentsev and Bogoslovskaya p. 142 figs. Pl 2, figs 3,4; pl 3, figs 1,2; text-fig 12b-h |
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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.
†Megapronorites sakmarensis Ruzhentsev 1949
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 5 | 35.9 | 26.0 | 46.6 | 39.5 | 8.72 | |
| shell diameter | 5 | 77.1 | 55.0 | 100.0 | 86.0 | 19.7 | |
| shell inflation | 5 | 17.4 | 12.2 | 22.5 | 18.7 | 4.56 |
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| Source: o = order, c = class | |||||
| References: Aberhan et al. 2004, Kiessling 2004, Kiessling 2003 | |||||
Age range: base of the Brigantian to the top of the Arnsbergian or 335.90000 to 323.60000 Ma
Collections (40 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Brigantian | Kazakhstan | Megapronorites sakmarensis (166867 166868 166869 166871) | |
| Pendleian | Kazakhstan | Megapronorites sakmarensis (166865 166866 166873 166874 166875 166876 166877 166878 166879 166880 166881 166882 166884 166885 166886 166887 166888 166889 166891 166892 166893 166894 166895 166897 166898) | |
| Pendleian | Russian Federation (Bashkortostan) | Megapronorites sakmarensis (166952) | |
| Pendleian | Russian Federation (Orenburg) | Megapronorites sakmarensis (166475 166930 166937 166939 166941 166944 166945) | |
| Arnsbergian | Kazakhstan | Megapronorites sakmarensis (166864) | |
| Arnsbergian | Russian Federation (Orenburg) | Megapronorites sakmarensis (type locality: 166949) | |
| Arnsbergian | Russian Federation (Bashkortostan) | Megapronorites sakmarensis (166953) |