Antarctican

...customs which the Antarcticans might have. How he wished he had made the trip alone, and need not share with Adam the scientific triumphs to come!

Of course she was—the daughter of Morrison, Hull’s companion who had befriended and protected him against the Antarcticans.

...the easy-going good nature and “she’s right, mate,” attitude of the genuine Australian is a simple but practical outlook which could well be copied by many future Antarcticans.