. "van Hasselt, 1823" . _:b76080484 "2420504" . _:b76641304 . . _:b76080484 . . . . "Gymnura van Hasselt, 1823" . _:b76641304 . _:b76080484 "GBIF id" . "a42c9d54-4473-41be-b79e-1d5f11f79933" . _:b76641304 "WoRMS id" . . . "105754" . _:b76080484 . "Gymnura" . "Gymnura" . "2420504" . . _:b76641304 . _:b76749755 . . _:b76749755 . _:b76641304 "105754" . _:b76749755 . _:b76749755 "a42c9d54-4473-41be-b79e-1d5f11f79933" . "Gymnura" . "192989" . . . _:b76080484 . _:b76749755 "ZooBank id" .