English Pseudastacus Cited by user Olmagon on 24 Nov 2023 Pseudastacus (meaning "false Astacus", in comparison to the extant crayfish genus) is an extinct genus of decapod crustaceans that lived in the Jurassic period of Europe…
English Paleobiota of the Posidonia Shale Cited by user Citation bot on 23 Mar 2022 The Sachrang Formation or "Posidonienschiefer" Formation (Whose Vulgar name is "Posidonia Shale") is a geological formation of southwestern Germany, northern Switzerland…
English Eryonidae Cited by user Stemonitis on 13 Mar 2012 Eryonidae is a family of fossil decapod crustaceans which lived from the Upper Triassic to the Lower Cretaceous.