306 



BACKBONED ANIMALS. 



rhinoceros. The Glyptodon (Fig. 330) had a solid armor 

 and was eight feet long. 



VALUE. The native Botocudos use the armor of the tail as a 

 trumpet, and the flesh is eaten. 



FlG. 331. i, opossum. Imperfect-toothed animals : 2, sloth ; 3, ant-bear; 

 4, armadillo. 



Pangolins (Manida). These (Fig. 329) are the only 

 Edentates found out of America, living in Africa and 

 Asia. They are covered with scales arranged like tiles. 

 The tail is extremely long, the claws powerful and long, 

 so that they walk upon the sides of their feet. When mo- 

 lested they roll up into balls like the armadillo. 



Order II. Sea-Cows (Sirenia). General Character- 

 istics. The sea-cows are amphibious, milk-giving animals, 

 somewhat resembling the fishes in form. The teeth are 

 well developed, the molars having flattened or ridged 



