132 



BEANCH VERTEBRATA. 





FIG. 222. 



P 



. 



Ap' ter yx man tel' li. Apteryx. ( 



ORDER APTERYGES (ap ter'I jez). 



This order includes birds 

 of one- genus which inhabit 

 the island of New Zealand. 

 The feathers are hair-like. 

 The nostrils, unlike those of 

 all other birds, open at the 

 extreme tip of the beak. 



The Apteryx (ap'ter Iks), of 

 about the size of a common 

 hen, is nocturnal in its habits. 

 The egg is very large, and is 

 deposited in a hole scraped 

 by the parent in the ground. 



ORDER CRYPTURI (cry p tu' r i). 

 [See table for ordinal characteristics.'] 



FIG. 223. 



ORDER SPHENISCI (sfenis'kl). 



The Penguin in its hab- 

 its is half fish and half bird. 

 It has paddle-wings, with 

 short, rigid, scale-like feath- 

 ers, disposed in regular or- 

 der, and is incapable of 

 flight. It uses its wings 

 in swimming, by bringing 

 them in motion alternately, 

 while its feet answer for a 

 rudder. Its bones are 

 dense and heavy, with no 

 apertures for the admission 

 of air. It usually keeps 



Sphenw'cus demer'sus. Penguin. 



