WList of prehistoric malacostracansWAegerWAngustidontidaeWAngustidontusWBelotelsonWCeratiocarisWEumorphocorystesWHymenocarisWKallidecthesWKiangsuaspisWLobocarcinusWLobocarcinus sismondaiWNephropsWNephropsWNephropsWNephropsWOdaraiaWPalaeocarpiliusWPeachocaris