34 BUTTERFLIES OF THE RIVIERA 



VARIETY. ab. Argyrognomon $. (Stgr.) 

 Usually stated in the books as a variety of L.Argus. 



TIMES OF APPEARANCE. May to August. 



HABITAT. I took two / and two $ very fresh, 

 besides others seen, on August 11 th 1890. One of the $ 

 was suffused with blue, but, according to Staudinger, 

 was not the variety Argyrognomon of authors. 



They were caught on the summit of Mt. Balme de 

 la Frema, at an altitude of 8000 feet. 



I have never taken it at a lower elevation. 



LARVA. On various species of Genista, and on 

 Melilotus officinalis, in May. 



L. Orion. 



TIMES OF APPEARANCE. May to the end of July. 



HABITAT. Levens, twenty-two kilometres from 

 Nice. 



I took several specimens in good condition, in the 

 gorge of Saint-Andre, near Nice, on June 9 th 1891. 



LARVA. On Sedum telephium, in July. 



JLi. Baton. 



TIMES OF APPEARANCE. April to August, on the 

 coast ; May to August in elevated districts. 



I have taken it on two successive seasons, (1889-90), 

 as early as April 18 th , and March 26 th . 



HABITAT. Mt. Vinaigrier, Nice; and is very scarce 

 at Saint-Martin- Vesubie. 



LARVA. (Of v. Panoptes}. 



Milliere thus describes the caterpillar : 



