Essex skipper darker brown. Elongate chrysalids are yellowish-green, and each has a dark dorsal stripe seen in caterpillars. Essex skipper The Essex skipper ("Thymelicus lineola") is a butterfly in family Hesperiidae. In North America, it is known as the European skipper. With a wingspan of 2.5 to 2.9 cm, it is very similar in appearance to the small skipper "Thymelicus sylvestris". They can be told apart by the undersides of the tips of their antennae: the Essex skipper's antennae are black, whereas those of the small skipper are orange. This butterfly occurs throughout much of the Palaearctic region. Its range is from
Lulworth Cove made a gap in the Portland and Purbeck limestone here, as well as a small arch. The sea has made its way through to the Wealdon clays and begun eroding them. The clay shows obvious signs of slumping, and is eroding very rapidly. Stair Hole shows one of the best examples of limestone folding in the world, caused by movements in the Earth's crust tectonics millions of years ago. Folding can also be seen at nearby Durdle Door and at Lulworth cove itself. Lulworth Cove Lulworth Cove is a cove near the village of West Lulworth, on the Jurassic Coast