432 



METAZOAN PHYLA 



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7'"< I'lih \ 



Fig. 323. — An Australian marsupial, the red kangaroo, Macropus rufus (Desmarest). 

 {Drawn from Lydekker, " Wild Life of the World," vol. II.) Attains a total length of 9 feet. 



Fig. 324. — A mother red bat, Nyderis horcalis (Muller), and her hairless young. The 

 wings are the thin expansive membranes between the extremely long fingers of the modified 

 fore limbs; they continue from these along the sides of the body to the hind limbs and to the 

 tail. {Photographed, copyrighted, and contributed by Gayle Pickwell.) 



