Reptilia - Loricata - Peirosauridae

Kosten, refers to the Patagonian wind in Aonikenk language; and suchus, latinized from the Greek Souchos in references to the Egyptian crocodile-headed god (Sebek).

Full reference: F. E. Novas, D. Pol, F. L. Agnolin, I. Souza Carvalho, M. Manabe, T. Tsuihiji, S. Rozadilla, G. L. Lio, and M. P. Isasi. 2025. A new large hypercarnivorous crocodyliform from the Maastrichtian of Southern Patagonia, Argentina. PLoS ONE 20(8):e0328561

Parent taxon: Peirosauridae according to F. E. Novas et al. 2025

Sister taxa: Amargasuchus, Barcinosuchus, Barrosasuchus, Bayomesasuchus, Fortignathus, Gasparinisuchus, Hamadasuchus, Kinesuchus, Lomasuchinae, Lomasuchus, Miadanasuchus, Montealtosuchus, Patagosuchus, Peirosaurinae, Pepesuchinae, Rukwasuchus, Stolokrosuchus, Trematochampsidae, Uberabasuchus

Subtaxa: Kostensuchus atrox

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Type: Kostensuchus atrox

Ecology: carnivore

Distribution: found only at La Anita (Puma cave site) (Cretaceous of Argentina)

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Specimen images are retrieved through the ePANDDA API.