Si 



BLACK- VEINED WHITE, or HAWTHORN 

 BUTTERFLY. 



Pieris Crajcegi. 



PLATE XI. Fig. 2. 



Pap. Cratsegi, Linn Leivin, pi. 24 Donovan^ xih. pi. 



454 Hawthorn Butterfly, Kirby ^ Spence. 



In this genus the antennse are rather slender, and 

 the club is formed gradually : the palpi have the two 

 lowest joints robust, the radical one being twice the 

 length of the second, while the terminal one is about 

 the length of the second, and very slender ; the up- 

 per wings are nearly diaphanous, being sparingly 

 clothed with scales ; the claws are strong and bifid, 

 and have a slender appendage on the outside at the 

 base. 



" The black-veined white is one of the few 

 butterflies that cannot be mistaken for any other 

 species, and it is remarkable for having both sides 

 very similar, which is scarcely the case in any of the 

 other British PapilionidcB. In this respect, as well 

 as in the semitransparent wmgs and short cilia, it 

 approaches Doritis {Parnassian, pK 11, fig. I.) Tlie 

 same characters will distin'M-Ibh it at once from Pon- 



