Synonyms and other taxonomic changes
Scopula sentinaria (Geyer, 1837)
Acidalia rufinularia Staudinger, 1901
Thamnonoma gracilior Butler, 1893
Acidalia rufociliaria Bremer, 1864
Acidalia rufinaria Staudinger, 1861
Aspilates spuraria Christoph, 1858
Haematopis sentinaria Geyer, 1837
Holarctias sentinaria
Phylogenetic sequence # 910581
Identification
Adults are dull red-brown to bright rusty-orange. The basal half of the fore-wings is usually suffused with darker scales.
(1)Range
Alaska, throughout Canada, south to California and Colorado in the west
(2)
The species is also found in northern Russia and the Sayan Mountains. The habitat consists of dry shrubby clearings and edges.
(1)Food
Larvae have been reared on
Polygonum aviculare.
(1)Life Cycle
Fourth or fifth instar larvae overwinter.
(1)Remarks
There is only one sub-species in North America. (nominate)
Scopula sentinaria sentinaria (North America)
Scopula sentinaria rufinaria (Staudinger, 1861) (northern Russia)
Scopula sentinaria rufinularia (Staudinger, 1901) (Sayan Mountains)