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†unranked clade Lognkosauria Calvo et al. 2007 (sauropod)

Reptilia - Saurischia

PaleoDB taxon number: 109003

Alternative spelling: Longkosauria

Full reference: J. O. Calvo, J. D. Porfiri, B. J. González Riga and A. W. A. Kellner. 2007. A new Cretaceous terrestrial ecosystem from Gondwana with the description of a new sauropod dinosaur. Anais da Academia Brasileira de Cięncias 79(3):529-541

Parent taxon: Colossosauria according to B. J. González Riga et al. 2019

Sister taxon: Rinconsauria

Subtaxa: Argentinosaurus, Drusilasaura, Futalognkosaurus, Mendozasaurus, Notocolossus, Patagotitan, Puertasaurus, Quetecsaurus, Traukutitan

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Ecology: ground dwelling herbivore