Leidyosuchus
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Leidyosuchus is an extinct genus of eusuchian, either an alligatoroid crocodilian or a stem-group crocodilian, from the Late Cretaceous of Alberta. It was named in 1907 by Lawrence Lambe, and the type
Leidyosuchus canadensis, Dinosaur Provincial Park, Alberta, Canada, Late Cretaceous Royal Ontario Museum DSC00090
Leidyosuchus canadensis skull dorsal view.
Leidyosuchus canadensis skull lateral view.
Borealosuchus
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Borealosuchus is an extinct genus of crocodyliforms that lived from the Late Cretaceous to the Eocene in North America. It was named by Christopher Brochu in 1997 for several species that had been ass
Leidyosuchus
…reevaluated the genus and reassigned most of the species, transferring L. acutidentatus, L. formidabilis, L. sternbergii, and L. wilsoni to the new genus Borealosuchus, and L. multidentatus to the new genus Listrognathosuchus, proposing L. gilmorei as a synonym of L. canadensis, and finding L. riggsi to be too fragmentary…
Borealosuchus skeleton cast
Skull in the Smithsonian Institution
Borealosuchus wilsoni at the Houston Museum of Natural Science
Skeleton of B. wilsoni in the Field Museum of Natural History