''Mocis ancilla'' is a species of
moth of the family
Erebidae
The Erebidae are a family of moths in the superfamily Noctuoidea. The family is among the largest families of moths by species count and contains a wide variety of well-known macromoth groups. The family includes the underwings ('' Catocala'') ...
. It is found in Russia (south-eastern Siberia, Ussuri, Primorje), China (Shaanxi), Korea and Japan (Honshu).
The
wingspan is .
References
Moths described in 1913
Moths of Asia
Moths of Japan
Moths of Korea
ancilla
{{Euclidiini-stub