"Balachowsky, 1954" . "437694" . . _:b75993775 . . . "2086072" . "Triraphaspis" . . "Triraphaspis" . "Triraphaspis Balachowsky, 1954" . "Triraphaspis" . . . _:b75993775 "2086072" . _:b75993775 . _:b75993775 "GBIF id" . . _:b75993775 . .