Ennomos subsignaria explained

Ennomos subsignaria, the elm spanworm moth, is a moth of the family Geometridae. The species was first described by Jacob Hübner in 1823. It is found in North America from Texas (south) to Alberta (northwest) and east to the Atlantic coast.^{[1] [2]} It is recorded infrequently in Great Britain through accidental importation in asparagus.^[3]

Notes and References

1. Web site: 911229.00 – 6798 – Ennomos subsignaria – Elm Spanworm Moth – (Hübner, [1823]) ]. North American Moth Photographers Group . Mississippi State University . November 11, 2020.
2. Web site: McLeod . Robin . August 18, 2019 . Species Ennomos subsignaria - Elm Spanworm - Hodges#6798 . BugGuide . November 11, 2020.
3. Web site: Anweiler, G. G. . January 13, 2004 . Species Details Ennomos subsignaria . University of Alberta Museums . E.H. Strickland Entomological Museum . November 11, 2020.
4. http://www.hantsmoths.org.uk/species/1916a.php "70.2361 [B&F: 1916a] Elm Spanworm (''Ennomos subsignaria'') (Hübner, [1823])"]. Hantsmoths. Retrieved November 11, 2020.

   The wingspan is 35–40 mm. They are on wing from late May to August.^[3] one generation per year.

   The larvae feed on elm, apple, birch, maple, and oak.

   References