90 Proceedings of the Royal Society of Victoria. 



inaccessible to its congeners and their four-footed foes ; yet its 

 foot and whole structure are not so well adapted to the search 

 for safety and food among crags and precipices as those of our 

 venerable acquaintance seem to have been. Its whole form 

 evolved by and ministering to the needs of a mountaineer, 

 rendered it a far more expert alpine climber than the living 

 Wallaroo. 



