Synonyms and other taxonomic changes
(Walsingham, 1881) (1)
Depresssaria posticella Walsingham, 1881
Clarke (1941) reported the wingspan as 17-21 mm. (1)
Powell & Opler (2009) reported the forewing length as 5.5-8.5 mm. (2)
Clarke (1941) describes the adult, including genitalia. (1)
California and Arizona to Colorado, Alberta, and Oregon. (3)
Clarke (1941) listed the range as "Western United States" (1)
Holotype collected in Lake County, California. (1)
The adults are most common from May to September. (5)
Clarke (1941) reported the following larval host plants. (1)
Rupertia physodes (Douglas ex Hook.) J. Grimes [syn. Psoralea physodes], forest scurfpea.
Hoita macrostachya (DC.) Rydb. [syn. Psoralea macrostachya], large leather-root.
Psoralidium tenuiflorum (Pursh) Rydb. [syn. Psoralea tenuiflora], slimflower scurfpea.
Clarke, J.F.G ., 1941. Revision of the North American moths of the family Oecophoridae, with descriptions of new genera and species. Proceedings of The United States National Museum
, 90: 119
Hodges, R.W., 1974. The Moths of America North of Mexico
, Fascicle 6.2. E.W. Classey Ltd. & R.B.D. Publications Inc., p. 41; plate 3.1-3. (6)
Powell, J.A. & P.A. Opler, 2009. Moths of Western North America
. University of California Press, plate 4, fig. 49; p. 66. (2)
Walsingham, 1881. Proceedings of the Zoological Society of London, 315; plate 36, fig. 5.