Family Geometridae Rank Species | ||
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Similar Erannis, Dendrolimus superans, Dendrolimus, Mottled umber, Ennominae | ||
Erannis jacobsoni, Jacobson's spanworm, is a moth of the Geometridae family. It is found in Europe (Russia: eastern Siberia, the Russian Far East and western Siberia) and Asia (China: Nei Menggu, Japan: Hokkaido, Honshu and Shikoku, Kazakhstan and Mongolia).
The larvae feed on Larix species, including Larix gmelinii and Larix sibirica.
References
Erannis jacobsoni Wikipedia(Text) CC BY-SA