. "Potamothrix heuscheri" . . . . "Potamothrix heuscheri" . _:b76594655 . . . _:b76594655 "WoRMS id" . . "(Bretscher, 1900)" . _:b76594655 . "240255" . _:b75821250 . "4307880" . _:b75821250 . . _:b76594655 "137562" . _:b75821250 . _:b75821250 "GBIF id" . . _:b76594655 . . . "Potamothrix heuscheri" . _:b75821250 "4307880" . "Potamothrix heuscheri (Bretscher, 1900)" . "137562" . .