tt PHYLUM CHORDATA 



x 



ORDER 5. STRUTHIONES. 

 Including the true Ostriches (Struthio). 



399 



Fia. 1063. Apteryx australis. Skeleton. (From a specimen in the 

 British Museum, Natural History.) 



ORDER 6. ^EPYORNITHES. 



Including only the post-pliocene Madagascan genera Mpyornis 

 and Mullerornis. 



ORDER 7. GASTORNITHES. 

 Including Gastornis and other genera from the Eocene of Europe, 



