Lulworth skipper their greatest since its discovery there. With a wingspan of 24 to 28 millimetres, females being larger than males, the Lulworth skipper is a small butterfly, the smallest member of the genus "Thymelicus" in Europe and among the smallest butterflies in Britain. Aside from the size difference, the sexes are distinguished by females having a distinct circle of golden marks on each forewing. Due to their likeness to the rays around the eye of a peacock's feather, these are often known as "sun-ray" markings, and they can faintly appear on males. The Lulworth skipper was first described by German entomologist
SS Lulworth Hill War Medal for Bravery at Sea. In 1985 a radio interview was broadcast in which Cooke described their ordeal and survival. On 23 May 1943 "Leonardo da Vinci" was in the North Atlantic returning from patrol west of Vigo, Spain when the Royal Navy destroyer depth charged and sank her. There were no survivors. James Hull, the prisoner from "Lulworth Hill", had previously been transferred to the Italian submarine "Finzi". In 1947 Dorset Steamships bought the Empire ship SS "Empire Mandarin" and renamed her "Lulworth Hill". In 1949 she was renamed "Castle Hill". In 1950 she was transferred to a