The genus Dyrosaurus describes an extinct Crocodylomorpha form living from the upper Cretaceous to the Eocene period, surviving the K-T mass extinction or the Cretaceous–Paleogene extinction event. Dyrosaurus are linked to pholidosaurids as a clade are defined as slender-snouted, fish-eating specialists adapted to near-shore marine habitats. Etymology: sauros (σαῦρος) Greek for lizard or reptile. Dyr: Djebel Dyr (mountain near discovery of fossils) D. maghribensis: From Maghrib, Morocco in Arabic language, referring to the distribution of this species, known up to now in Morocco only.