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Plesiotylosaurus
Taxonomy
Plesiotylosaurus was named by Camp (1942) [Sepkoski's age data: K Maes-u Sepkoski's reference number: 1069].
It was assigned to Tylosaurinae by Camp (1942); to Prognathodontini by Russell (1967); to Mosasauridae by McDowell and Bogert (1954) and Carroll (1988); to Squamata by Sepkoski (2002); and to Mosasaurinae by Dortangs et al. (2002), Bell and Polcyn (2005) and Driscoll et al. (2019).
It was assigned to Tylosaurinae by Camp (1942); to Prognathodontini by Russell (1967); to Mosasauridae by McDowell and Bogert (1954) and Carroll (1988); to Squamata by Sepkoski (2002); and to Mosasaurinae by Dortangs et al. (2002), Bell and Polcyn (2005) and Driscoll et al. (2019).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1942 | Plesiotylosaurus Camp p. 18 |
| 1954 | Plesiotylosaurus McDowell and Bogert p. 132 |
| 1967 | Plesiotylosaurus Russell p. 167 |
| 1988 | Plesiotylosaurus Carroll |
| 2002 | Plesiotylosaurus Dortangs et al. |
| 2002 | Plesiotylosaurus Sepkoski |
| 2005 | Plesiotylosaurus Bell and Polcyn p. 189 |
| 2019 | Plesiotylosaurus Driscoll 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.
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| C. L. Camp 1942 | Like Tylosaurus, but without extended rostrum, with larger pterygoid teeth, expanded prefrontals and shorter, stouter quadrate. |