Synonyms and other taxonomic changes
Formerly placed in the genus Archanara
Identification
A medium-size moth with pale yellow brown to deep rust brown forewings with a darker shade along the cubital vein and a prominent row of dark dots marking the postmedian line where it crosses the veins, and a dark shade in the middle of the outer margin. The hind wings are tan to almost white, much paler than the forewings. Similar to Capsula oblonga, but subflava is generally much lighter in color, has much paler hindwings and lacks the row of terminal dots on the forewings.
Range
Nova Scotia west to BC, south to New Jersey in the east and Utah and California in the west.
Habitat
Found in and near marshes and other wetlands
Food
The larvae are borers in cattails, rushes and bulrushes (Typha, Scirpus).
Internet References
The above is information is taken from the
E.H. Strickland Entomological Museum