. _:b75817002 "4309483" . "Petrarctus Holthuis, 2002" . _:b75817002 . _:b75817002 . . "Petrarctus" . _:b75817002 "GBIF id" . _:b76680866 . . "Petrarctus" . "4309483" . "594546" . . "246457" . _:b76680866 "WoRMS id" . _:b76680866 "246457" . _:b75817002 . . "Holthuis, 2002" . _:b76680866 . . . _:b76680866 . . . "Petrarctus" . .