THEORY OF THE EARTH. 79 



horned rhinoceros, although its country be far from 

 Rome, was equally known to the Romans ; Pom- 

 pey showed them one in the circus, and Strabo has 

 described another which he saw at Alexandria.* 



The hippopotamus has not been so well de- 

 scribed by the ancients as the two foregoing ani- 

 mals ; yet very exact representations of it have 

 been left by the Romans in their monuments rela- 

 tive to Egypt, such as the statue of the Nile, the 

 Prenestine pavement, and a great number of me- 

 dals. It is known that this animal was frequently 

 shown to the Romans, having been exhibited in 

 the circus by Scaurus, Augustus, Antoninus, Corn- 

 modus, Heliogabalus, Philipt, and CarinusJ. 



The two species of camel, the Bactrian and Ara- 

 bian, were both well known to the ancients, and 

 are very well described and characterized by 

 Aristotle. 



The giraffe, or camelopardalis, was likewise 

 known to the ancients, one having been shown 

 alive in the circus during the dictatorship of Julius 

 Ca3sar, in the year of Rome 708. Ten of them 

 were shown at once by Gordian III., all of which 



* See the history of the Rhinoceros in my second volume, 

 f See the history of the Hippopotamus, in my second volume. 

 J Calphurnii, Eel VI. 66. 

 \ Hist. Anim. lib. II. cap. I. . ,, $ 



