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FAMILY PAPILIONACEiE. 



(Swallowtails.) 



Tliese butterflies are noted for tlieir beauty and 

 size. In some species tlie hind wings are pro- 

 longed into lobes or tails — hence the term '' swallow- 

 tails." 



Characters: (1) Larva usualhf has a forked, re- 

 tractile tentacle just behind the head. When ejected, 

 this may emit a rather disagreeable odour. (2) The 

 pupa (Plate 35, Fig. 7) is attached by the tail in an 

 upright position (Plate 35, Fig. 5) ; it is girdled. 

 (3) The hind wings have the inner margins concave, 

 and lobes or tails are often present. 



Type: Orchard Swallowtail {PapUio aegeus). 

 This is found in the spring and to the end of 

 autumn. The sexes differ. The female has fore 

 wings of a general dusky grey, which darkens as 

 it approaches the body to a black colour. The hind 

 wings are dusky black near the body, then a white 

 area, and lastly a velvety black with patches of 

 orange and fewer blue areas: there are seven red 

 lunules around the margin. The male is of a 

 "velvety black colour, with a narrow cream patch 

 on fore wings and a large cream patch on each 

 hind wing : there is a red lunule just opposite the tip 

 of the abdomen. 



The eggs are deposited singly on the sur- 

 face of the leaves of the citrus plants. The larva 



