The Dusky Diadem [Ethope himachala (Moore, 1857)] is a fairly common species in upland regions of northeastern India, for example in provinces such as Arunachul Pradesh, Meghalaya and Nagaland (1).  It has a Himalayan distribution which stretches from Sikkim, through NE India and Myanmar, down into northern Thailand.  It typically occupies evergreen forest, where it…