Synonyms and other taxonomic changes
Clemens, 1865 (1)
Paedisca dodecana, Paedisca circulana, Eucosma circulana, Eucosma randana, Eucosma paraglypta, Eucosma dodecana, Eucosma scintillana
Explanation of Names
Specific epithet from Latin meaning "glimmer" for the "silvery" features of the moth. (1)
Forewing length 7.5-11.5 mm. (2)
Wings: Front wings pale yellowish on male, grayish-brown on female. Large black spotted area (ocellic spot) with 3 rows of 5 spots and a few silver lines. Next to ocellic spot is a large area of fine reticulated (net-like) silver and dark lines, connecting to the white triangles. The last triangle at wing tip has a wider silver stripe. Fringe is wide, yellowish-gray with two darker lines dividing it.
Records throughout North America but absent from the northeast. (3)
; Quebec & Ontario
April to October. (June and July in Ontario)
Has been reared on sunflower (Helianthus
) in Kansas. (2)
Holotype as Callimosema scintillana by Clemens, 1865. Locality: Pennsylvania. In the Academy of Natural Sciences, Drexel University, Philadelphia, Penn.
Syntypes as Paedisca dodecana female by Zeller, 1875. #14341. Locality: Dallas, Texas. In the Museum of Comparative Zoology, 5 syntypes. Type #14341.
Holotype as Eucosma randana by Kearfott, 1907. Locality: Denver, Colorado. Lectotype in the American Museum of Natural History, New York.
Note: Eucosma paraglypta by Meyrick, 1912 was a new name for Kearfott’s Eucosma randana.
Eucosma gemellana Heinrich, 1923, at one time considered a synonym of P. scintillana is a valid species.
Phaneta autumnana and P. verna are almost identical, but have streaked wings and less number of black spots in the series.
Clemens, B. 1865, North American micro-lepidoptera. Proceedings of the Entomological Society of Philadelphia.
Verhandlungen der kaiserlich-königlichen zoologisch-botanischen Gesellschaft in Wien, 1875, Vol. 25 by Zeller, pp. 311-312.
Transactions of the American Entomological Society, 1882-83, Vol. 10 by Fernald, pg. 36.
Transactions of the American Entomological Society, 1907, Vol. 33, pp. 21 to 22 by Kearfott.
Entomologists Monthly Magazine, 1912, Vol. 48 by Meyrick, pg. 34.
Cornell University Agriculture Experimental Station, 1923, Memoir #68: Lepidoptera of New York and Neighboring States, by Forbes, pg. 422.
Bulletin of the United States National Museum, 1923, #123: North American Eucosminae by Heinrich, pg. 97.
Museum of Comparative Zoology, 1989-1992, Vol. 152: Microlepidoptera types by Miller and Hodges, pg. 68.
Zootaxa, 2013, #3630: Eucosma type specimens by Gilligan & Wright, pg. 490.