I'KKIIISTOKIC ANIMALS 





side. No nearly related genera are known. Two other extinct 

 orders are found in the Cretaceous, the Odontolcae (Gr. 0801/9, 



FlG. 408. Ramphorhynchus, an 

 extinct flying rt-ptilc ; restored. 

 (After Zittei, from Parker and 

 Haswell's Text-book.) 



tooth, and oKkos, fur- 

 row) (Fig. 410) and 

 the Ichthyornithae(Gr. 

 t'x#u?, fish, and opvi<;, 

 bird) (Fig. 411). A 

 typical representative 

 of the former order is 

 Hesperornis, which 

 formerly lived in North 

 America ; it was a large 

 diving and swimming 

 bird, with teeth in both 



Upper and lower iaws from the Upper Jurassic of Bavaria, c, carpel ; cl, furcula ; 

 , co, coracoid, h, humerus; r, radius; jr, scapula ; //.ulna; 



and Stood nearly tWO [-IV, digits. (From Parker and Haswell's Text-book.) 



FlG. 4oq. Archcsopteryx lithographica, from the specimen 

 at P>erlin ; two sevenths the natural size ; a fossil bird 



