286 



NATUEAL HISTOEY. 



cording to the shape of the wing. \ One of these families, 

 styled by Linnaeus Knights or Chevaliers, generally have 

 a long, swallow-liKe 'tail at the extremity of the hiud 

 wings, as seen in the Troilus, Fig. 220. This Buttei-fly 



Fig. 220.— The Troilus. 



has black wings spotted with yellow. Its caterpillar is 

 green, Avith a yellow stripe on each side, and a row of 

 blue dots, while the under side ,of its body and its feet 

 are reddish. In this country it' is more frequently seen 

 in the Southern than ia .the jS'orthern States. The But- 

 tei-fly called Berenice, Fig. 221, belongs to the family 

 of Round-winged Butterflies. It was named after the 

 wife of Antiochus, King of Syria, said to be the loveliest 

 woman of her age. It is quite common with us. It hua 

 dark-red wings with black veins, and a black border with 

 two rows of white dots. The caterpillar is of a light vi- 

 olgt- eolor, -ffith brown, red, and yellow lines. 

 \ 488. The second section of the Lepidoptera, the !5Ioths, 



