Geometridae of eastern Nepal based on the collec-tion of the Lepidopterological Research Expedition to Nepal Himalaya by the Lepidopterological Society of Japan in 1963. Part 1: Genera Abraxas Leach and Arichanna MOOre. Spec. Bull. Lepidopt. Soc. Japan, 4 1970: 203-239. 204 [Zoological Record Volume 107]