Satyrium spini
Buckthorn Hairstreak ( Satyrium spini )
Called The buckthorn Hairstreak ( Satyrium spini ), or " Sloe Hairstreak ", is a butterfly ( butterfly ) of the family Lycaenidae ( Lycaenidae ).
Description
Upper hand, the wings are dark gray-brown with faint orange spots in Analwinkel. In females, the orange spots are more pronounced on the forewing is an orange shimmer to detect. On the gray-brown wing underside a white, dashed line falls on the Postdiskalregion, as well as an outgoing upward orange Submarginalbinde, in which can be seen below the eponymous pterygoid process, the " tip ", a large silver stain, which completes the Submarginalbinde. In the Diskal and basal region, there are no points or drawing, only a faint light gray squamation. The acacia Hairstreak can be confused with other tip moths, but the differences are clear (especially big silver stain ) and let a photographic proof to.
Flight time
Satyrium spini is einbrütig, ie it produces only one generation, the end of May (southern locality) to July / August flies.
Habitat
Dry to very hot, dry locations with abundant deposits of Krüppelschlehen that are ideally over boulders.
Way of life
The food plant is buckthorn ( Rhamnus ). The eggs overwinter in the forks of branches. The caterpillar eats the leaves and usually sits on the bottom. The moths like to suck on gelbblütigen ragwort species ( Senecio ).
Dissemination
Satyrium spini is distributed from the Iberian peninsula to Iran and Iraq. To the north, the species is found to 54 ° N, with the exception of Belgium, Northern France and the Netherlands. In places, the species is endangered because the damage caused by grazing habitats overgrown with bushes or be reforested.