Lulworth skipper S. A. von Rottemburg in 1775. The butterfly was first discovered in Britain on 15 August 1832, when specimens were taken from Lulworth Cove in Dorset by English naturalist James Charles Dale It was introduced the following year as the Lulworth skipper ("Thymelicus acteon"), a name that has remained unchanged; it is the only one of Britain's vernacular butterfly names for which there has never been a proposed substitute. The male Lulworth skipper has a wingspan of , and the female 25 to 28 mm. This makes it one of Britain's smallest butterflies and, in Europe, the smallest member of
Swyre Head, Lulworth and a footpath above. The footpath runs close to the cliff edge and is steeply undulating. Despite the steepness, it is popular for walks and the scenery is spectacular. Between Swyre Head and the natural rock arch of Durdle Door is a small dry valley known as Scratchy Bottom. Swyre Head, Lulworth Swyre Head, Lulworth is a hill and sea cliff which lies on the Jurassic Coast between Bat's Head to the west and Durdle Door to the east, close to Lulworth (further to the east) in Dorset, England. It is located approximately east of Weymouth and west of Swanage.