Lulworth skipper Netherlands where it is now extinct. This decline has led to the butterfly's European status of "vulnerable". Isolated populations of the species in Armenia are also threatened, although not yet included in the National Red List. It is also listed as threatened under the United Kingdom Biodiversity Action Plan. In Great Britain, where the butterfly reaches the northern limit of its range, its distribution is restricted to the southern coastline of the county of Dorset. Here, both the population and range have changed little in recent decades; it is locally abundant, with the majority of colonies found on the coast
Lulworth skipper in) long larva spins a compact cocoon on the site of the eggshell. In this, it will overwinter until around the third week of April, at which point it will eat its way out by making a small hole in the side of the sheath. The caterpillar will then search for tender Tor-grass blades and feed upon them by chewing out notches from the margin. During this time, it will live separately, within a tube composed of the two edges of a blade bound by cords of silk. Fresh tubes will be made as the caterpillar grows larger. Lulworth skipper