Proterochampsinae, Müller, 2025
publication ID |
https://doi.org/10.4202/app.01204.2024 |
DOI |
https://doi.org/10.5281/zenodo.17259157 |
persistent identifier |
https://treatment.plazi.org/id/0393879A-AA78-BA0D-FC85-0AE2FBA2F871 |
treatment provided by |
Felipe |
scientific name |
Proterochampsinae |
status |
nov. |
Clade Proterochampsinae nov.
Type genus: Proterochampsa Reig, 1959 .
Definition.—Most inclusive clade including Proterochampsa barrionuevoi Reig, 1959 , but not Cerritosaurus binsfeldi Price, 1946 , nor Rhadinosuchus gracilis Huene, 1938 .
Diagnosis.—Ratio between the maximum width of the skull and length of the presacral vertebral column 0.336 –0.440; distinct coarse ornamentation on lateral surface of the surangular and angular; in medial view, the area ventral to the internal mandibular fenestra showing a larger contribution from the angular bone compared to the prearticular, or both bones contribute equally; prearticular with ventral margin posterior to its contact with the splenial straight or ventrally curved on the anterior half of the bone in medial or lateral view; and presence of ventral keel on ninth presacral vertebral centrum.
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