Polyommatus icarus
         
Common Blue  
L'argus bleu  
           
 
 
   
1] male of Polyommatus icarus - Doubs (France) - 11/09/2008   2] same specimen as 1]  
       
       
   
3] other male - Doubs (France) - 11/09/2008   4] male - Haute Saône (France) - 14/05/2009  
       
       
   
5] male - Aveyron (France) - 13/07/2018   6] male - Corrèze (France) - 19/07/2009  
       
       
   
7] male - Doubs (France) - 30/05/2008   8] male - Hautes Alpes (France) - 18/08/2016  
       
       
   
9] male - Doubs (France) - 26/08/2008   10] male - Haute Loire (France) - 26/07/2009  
       
       
   
11] male - Doubs (France) - 10/09/2008   12] same specimen as 11]  
       
       
   
13] male - Doubs (France) - 22/08/2009   14] male - Corse du sud (France) - 17/06/2014  
       
       
   
15] male - Var (France) - 16/05/2011   16] same specimen as 15]  
       
       
   
17] male - Alpes de Haute Provence (France) - 26/07/2010
 
  18] male of form icarinus alt.2220m - Alpes de Haute Provence (France) - 15/08/2014  
       
       
   
19] same specimen as 18]



 
  20] same specimen as 18] ; the cell spot is missing and the s1/s2 pair of spots is not perpendicular to the brim of the wing (arrow). These two criterions are distinctive of the form icarinus, as the s1/s2 pair of spots is perpendicular to the brim of the wing in Polyommatus thersites which also lacks the cell spot  
       
       
   
21] male of form icarinus , with no cell spot and the s1/s2 pair being not perpendicular to the brim of the wing - Var (France) - 07/05/2017   22] same specimen as 21]

 
 
       
       
   
23] female of Polyommatus icarus with no blue scaling on the upperside- Doubs (France) - 10/09/2008   24] same specimen as 23]
 
 
       
       
   
25] other female  - Doubs (France) - 10/09/2008   26] female with slight blue scaling - Var (France) - 10/05/2014  
       
       
   
27] other female - Doubs (France) - 10/09/2008   28] same specimen as 27]  
       
       
   
29] female with blue scaling alt.1000m - Alpes de Haute Provence (France) - 17/08/2014   30] same specimen as 29]
 
 
       
       
   
31] female with extensive blue scaling - Haute Saône (France) - 10/05/2009   32] same specimen as 31] laying on Trifolium campestre in a meadow  
       
       
   
33] same specimen as 31]   34] blue female - Var (France) - 18/05/2011  
       
       
   
35] blue female - Var (France) - 18/04/2015   36] same specimen as 35]  
       
       
   
37] blue female - Haute Saône (France) - 07/09/2008
 
  38] female with extensive blue scaling - Var (France) - 30/04/2015  
       
       
   
39] exceptional sighting of a bi-lateral gynandromorphic specimen. Such a specimen contains one side with male characteristics and the other side with female characteristics. This kind of genetic abnormality occurs during the first cell dividings of the embryo. The male part of this insect is slightly larger than the female part - Var (France) - 30/04/2015   40] same specimen as 41] showing the underside of its female part which looks brownish. Unfortunately, the other underside could not be seen but it would have revealed the typical tint of the underside of a male, i.e. a greyish colour.

 
 
       
       
   
41] female laying on Medicago lupulina - Ain (France) - 28/05/2018   42] close-up of the egg laid by the female from picture 41]
 
 
       
       
   
43] egg on Lotus sp. - Doubs (France) - 29/08/2009   44] egg on Trifolium sp. - Haute Saône (France) - 24/08/2008  
       
       
   
45] mating pair (female on the left) - Alpes maritimes (France) - 14/07/2011   46] mating pair (female on the right) - Haute Saône (France) - 21/05/2010  
       
       
   
47] end of courting, just at the beginning of the copulation - Doubs (France) - 10/09/2008   48] same scene as 47]
 
 
       
       
   
49] male attempting to mate after a short courtship - Var (France) - 10/04/2015   50] same scene as 49]
 
 
       
       
   
51] same scene as 49] which resulted in a successful mating
 
  52] mating pair alt.920m - Alpes maritimes (France) - 17/08/2013  
       
       
       
Description :  
     
Flight period :  
       
       
Habitat :  
       
       

 
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