MOSASAURIDAE GERVAIS, 1853

Bardet, Nathalie, Suberbiola, Xabier Pereda, Iarochene, Mohamed, Bouya, Baadi & Amaghzaz, Mbarek, 2005, A new species of Halisaurus from the Late Cretaceous phosphates of Morocco, and the phylogenetical relationships of the Halisaurinae (Squamata: Mosasauridae), Zoological Journal of the Linnean Society 143 (3), pp. 447-472 : 464

publication ID	https://doi.org/10.1111/j.1096-3642.2005.00152.x
DOI	https://doi.org/10.5281/zenodo.5490124
persistent identifier	https://treatment.plazi.org/id/875D5430-3360-4C19-FC70-FF05FAC0FCE4
treatment provided by	Diego (2021-08-31 17:23:32, last updated 2024-11-27 07:48:38)
scientific name	MOSASAURIDAE GERVAIS, 1853
status

Treatment

HALISAURINAE BARDET & PEREDA SUBERBIOLA, NEW TAXON

Definition: Mosasauridae more closely related to Halisaurus than to Mosasaurus .

Diagnosis: Unambiguous characters: premaxilla– maxilla sutural contact vertical anteriorly, oblique at midpoint and horizontal posteriorly; contact plane between the parietal and the supratemporal oblique; preaxial ridge extending on two-thirds of the length of the radius; tibia and fibula long and slender with slightly expanded extremities. Ambiguous characters: dorsal median ridge borne on the anterior two-thirds of the frontal; frontal with ventral boss; parietal foramen surrounded by a ventral boss; quadrate with large infrastapedial process; coalescent infra- and suprastapedial processes of quadrate; zygosphene– zygantrum complex absent; synapophyses of the cervical vertebrae extending ventrally to the ventral surface of the centrum; fused haemal spines.