Acheroraptor

== Translingual == === Etymology === From Ancient Greek Ἀχέρων (Akhérōn, “Acheron, the river of pain in Greek mythology”) and Latin raptor (“thief”), named in reference to being a dromaeosaurid discovered in the Hell Creek Formation. === Proper noun === Acheroraptor m A taxonomic genus within the clade Saurischia – a deinonychosaur dinosaur from the Cretaceous of Montana.