. _:b75904489 "6160" . . _:b75904489 . . . . . _:b75904489 "GBIF id" . "443500" . _:b75904489 . "Ameghino, 1889" . _:b75904489 . . "6160" . "Megalonychidae" . "Megalonychidae Ameghino, 1889" . "Megalonychidae" . "Megalonychidae" . . .