Description of a new species of Phassus Walker, 1856 from Costa Rica, Pallas, gen. n., with a new species from Guatemala, and taxonomic notes on Sthenopis Packard, (1865) (Lepidoptera, Hepialidae). European Entomologist, 7(4), Dec 28 2015: 113-134. 116 [Zoological Record Volume 158]