82 BUTTERFLIES OF THE RIVIERA 



HABITAT. Nice, in the Vallon Obscur ; Saint- 

 Martin-Vesubie, on the Chemin de Venanson ; on the 

 Route de Nice, everywhere ; Berthemont-les-Bains, 

 and many other places. Common. 



I took a $, which had freshly emerged from the 

 pupa, on June 21 st 1890. 



LARVA. On Lolium perenne, and other Grasses. 

 It is a night-feeder, and is obtained by searching at 

 dusk with a lantern ; in the day time it hides under 

 stones. 



PUPA. Not suspended ; it rests in a slight hollow 

 in the ground. 



OBSERVATION. This species is the largest and most 

 striking of the family ; it is also one of the largest 

 European butterflies. 



S. Briseis. 



TIMES OF APPEARANCE. July and August. 



HABITAT. Saint-Martin-Vesubie, on the Chemin 

 de Venanson ; Saint-Dalmas ; Route de Nice ; Berthe- 

 mont ; Levens, frequenting hot rocky situations. 



The specimens from Saint-Dalmas are, I think, the 

 finest I have yet seen. 



In the autumn of 1888, I took several $. One of 

 these, which is in my collection, measures 2" 8'", and 

 is of a very light hue. 



LARVA. On Grasses, and according to D r Hofmann, 

 on Heath, in May and June, in which latter month it 

 is full-fed. 



VARIETY. v. Pirata, ?. 



Differs from the type above, in the colour of the 

 light bands, which are dull ochre-yellow, instead of 



