Spialia sertorius (Hoffmannsegg, 1804)
red underwing skipper
Young larvae make a tiny blotch; soon they live free among spun leaves.
Rosaceae, monophagous (?)
Young larvae in July (de Wilde, 1991a).
BE recorded (Phegea, 2010).
NE recorded waargenomen (Kuchlein & de Vos, 1999a)l extinct.
LUX recorded (Fauna Europaea, 2010).
distribution within Europe
From Germany and Poland to the Iberian Peninsula and Italy, and from France to Hungary (Fauna Europaea, 2010).
The mining larva is yolk-yellow; in the free living stage, full fed, the caterpillar is dull blackish brown with three interrupted yellow length lines and has numerous long erect hairs.
Hesperia sao (Hübner, 1803).
Bink (1992a), Hering (1957a, 1964a), Kuchlein & Donner (1993a), Kuchlein & de Vos (1999a), Maček (1999a), Skala (1948a), Szőcs (1977a), Tax (1989a), de Wilde (1991a).