Perlenmuschel

From LSJ

οὐκ ἔστι γῆρας τοῦδε τοῦ μιάσματος → that pollution never wears out, that pollution can never grow old

Source

German > Latin

Perlenmuschel, margaritarum concha (im allg.). – mys (die kleine und rötliche, Perlen führende Miesmuschel).