''Acasis appensata'' 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 w ...

of 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 ''metro ...

. It is found in the

Palearctic realm The Palearctic or Palaearctic is the largest of the eight biogeographic realms of the Earth. It stretches across all of Eurasia north of the foothills of the Himalayas, and North Africa. The realm consists of several bioregions: the Euro-Sib ...

. The

wingspan The wingspan (or just span) of a bird or an airplane is the distance from one wingtip to the other wingtip. For example, the Boeing 777–200 has a wingspan of , and a wandering albatross (''Diomedea exulans'') caught in 1965 had a wingspan o ...

is 21–23 mm. The larvae feed on '' Actaea spicata''.

Subspecies

*''Acasis appensata appensata'' *''Acasis appensata baicalensis'' (Bang-Haas, 1906)

External links

Fauna EuropaeaLepiforum.de
Trichopterygini Palearctic Lepidoptera Taxa named by Eduard Friedrich Eversmann Moths described in 1842 {{Trichopterygini-stub