264 GEOGRAPHICAL DISTRIBUTION. 



more than one tenth of the European fauna is 

 composed of this family. As contrasted with 

 each other, then, Europe is 

 peculiar for its wealth in 

 Brush - footed butterflies, 

 America in Skippers. 



The disparity of represen- 



FIG. 186. incisaiia Niphon, tation is rendered more strik- 



nat. size ; under surface on 



right (Harris). j n g wne n we compare the 



minor groups. We will not here enter into many 



details, but only point out the 



following facts : first, that the 



great disparity of numbers in 



the Brush-footed butterflies 



on the two continents is almost 



~**&!$85&' V: ' 



wholly due to the vast number 



J Fi. 187. Catephehs bo- 



of Satyrs or Meadow-browns & ^f^ 6 ; under sur ' 



in Europe it has seventy- 



seven species while we have but nineteen ; second, 



that the preponderance 

 of Skippers in this 

 country is due to the 

 great proportion of the 

 Astyci or smaller Skip- 

 pers [Fig. 189], which 



FIG. 188. ThorybesP.vlade8.nat. size; number forty - four 

 under surface on right (Harris). 



with us, against nine in 



Europe ; third, that while the Hair-streaks are 

 twice as numerous in America as in Europe, the 



