Synonyms and other taxonomic changes
Symmoca signatella Herrich-Schäffer, 1854
syn. Symmoca rosmarinella Walsingham, 1901
The only species in the genus found north of Mexico. (1)
Introduced from Europe.
Lee & Brown (2006) reports the range as California to Oregon, and Illinois, Maryland, Massachusetts, New Jersey, New York. (2)
Powell & Opler (2009) reports adult records from June to September in California. (3)
Adults are most common from March to September based on Moth Photographers Group records.
Larvae feed on dead plant matter.
Powell & Opler (2009) reports the species is likely a lichen feeder in Europe. (3)
First found in Pasadena and Orange County, California around 1942-1943 and spread to San Francisco by the 1960's. (3)
Introduced to London, England around 1889.
Griffith, A.F. 1892. The Entomologist's Monthly Magazine. London. 27: 8
Herrich-Schäffer, [1855,] 1854. Systematische Bearbeitung der Schmetterlinge Europa, 5: 111.
Lee, S. & R.L. Brown. 2006. A review of Symmocinae (Lepidoptera: Autostichidae) in North America with the description of a new species and new genus. Journal of the Lepidopterists’ Society 64(4): 183, figs. 3, 7, 13. (2)
Powell, J.A. & P.A. Opler 2009. Moths of Western North America. pl. 4.9; p. 60. (3)
Stainton, H.T. 1869. The Tineina of Southern Europe. 241