. "Sigmatidium" . . "115346" . . _:b76660137 . "352950" . _:b76660137 "115346" . "Giesbrecht, 1881" . "Sigmatidium Giesbrecht, 1881" . "2111156" . . "Sigmatidium" . _:b75760422 . . . _:b75760422 . _:b75760422 . _:b75760422 "GBIF id" . "Sigmatidium" . . . . . . _:b76660137 . _:b76660137 . _:b75760422 "2111156" . . _:b76660137 "WoRMS id" .