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Pliosaurus rossicus
Taxonomy
Pliosaurus rossicus was named by Novozhilov (1948). Its type specimen is PIN 304, a partial skeleton (most of a skull and a partial scapulocoracoid), and it is a 3D body fossil.
It was recombined as Liopleurodon rossicus by Halstead (1971), Bardet et al. (1993), Malakhov (1999), Storrs et al. (2000).
It was recombined as Liopleurodon rossicus by Halstead (1971), Bardet et al. (1993), Malakhov (1999), Storrs et al. (2000).
Synonymy list
| Year | Name and author |
|---|---|
| 1948 | Pliosaurus rossicus Novozhilov p. 115 fig. 1a |
| 1960 | Pliosaurus rossicus Tarlo p. 174 |
| 1971 | Liopleurodon rossicus Halstead p. 566 |
| 1993 | Liopleurodon rossicus Bardet et al. p. 390 |
| 1999 | Liopleurodon rossicus Malakhov p. 241 |
| 2000 | Liopleurodon rossicus Storrs et al. p. 191 fig. 11.1 |
| 2012 | Pliosaurus rossicus Knutsen p. 272 |
| 2013 | Pliosaurus rossicus Benson et al. |
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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.
†Pliosaurus rossicus Novozhilov 1948
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| E. M. Knutsen 2012 | Pliosaurus with 6 pairs of teeth in the mandibular symphysis (in ventral view?); 5 premaxillary tooth pairs; cervical vertebrae exhibiting ventral surface ornamentation, but lacking ventral keel; proportionally shorter humeri than P. funkei (less than 4.5 times the average width of cervical centra, versus more than 7 times). |
Measurements
No measurements are available
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| Source: superf = superfamily, o = order | |||||
| References: Kiessling 2004, Hampe 2005 | |||||
Age range: base of the Tithonian to the top of the Late/Upper Tithonian or 152.10000 to 145.00000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Kimmeridgian | United Kingdom (England) | Pliosaurus sp. (70996) | |
| Tithonian | Russian Federation (Chuvash) | Liopleurodon rossicus (127453) | |
| Late/Upper Tithonian | Russian Federation (Saratov) | Pliosaurus grandis (127456) |