''Hydrelia undularia'' is a

moth Moths are a paraphyletic group of insects that includes all members of the order Lepidoptera that are not butterflies, with moths making up the vast majority of the order. There are thought to be approximately 160,000 species of moth, many of ...

in the family

Geometridae The geometer moths are moths belonging to the family Geometridae of the insect order Lepidoptera, the moths and butterflies. Their scientific name derives from the Ancient Greek ''geo'' γεω (derivative form of or "the earth"), and ''metr ...

first described by

John Henry Leech John Henry Leech (5 December 1862 – 29 December 1900) was an English entomologist who specialised in Lepidoptera and Coleoptera. His collections from China, Japan, and Kashmir are in the Natural History Museum, London. These also contain ...

in 1897. It is found in China and

Nepal Nepal (; ne, नेपाल ), formerly the Federal Democratic Republic of Nepal ( ne, सङ्घीय लोकतान्त्रिक गणतन्त्र नेपाल ), is a landlocked country in South Asia. It is ma ...

References

Moths described in 1897 Asthenini Moths of Asia {{Asthenini-stub