74 



THE INSECT WORLD. 



the head a fleshy, orange-coloured tentacle. The chrysalis, attached 

 to a stalk of grass, is sometimes light green, sometimes greyish. 



In the low Alps, on the plains near the environs of Digne and 

 Barcelonette, is found in the months of May and July the Papilio 

 Alexa7ior (Fig. 141), and in Corsica and Sardinia is found the Papilio 



The scarce Swallow-tailed Butterfly (^Papilio podalirius). 



hospiton, a rare species, nearly related to our swallow-tailed butterfl] 

 but which we will here content ourselves with mentioning. 



The Papilio podalirius (Fig. 142) is in form very analogous t 

 Papilio mac/iao7i. It is of a rather pale yellow colour, marked wit 

 black, as if singed. The lower wings have tails longer and narrowe 

 than those of the latter, and are magnificently ornamented with bh 

 crescent-shaped spots and an orange-coloured eye bordered belo^ 

 with blue. This beautiful species is not rare at Montmorency, 

 Ile-Adam, and at St. Germain. It is said to have been taken 

 England, and is called the scarce Swallow-tail, but its capture is coi 

 sidered as very questionable. It appears for the first time at the enc 



