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Erannis jacobsoni
Erannis jacobsoni, or Jacobson's spanworm, is a moth of the family Geometridae. The species was first described by Alexander Michailovitsch Djakonov in 1926. 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 L. gmelinii and L. sibirica.
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Every page naming Erannis jacobsoni in the Biodiversity Heritage Library →
This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 1283840.