Common NamePlain RoverSeasonalityJuly-SeptemberIdentificationA medium-sized (3.6-4.0 cm. ws) moth. Thorax and FW dark blackish brown with a lighter brown area at the centre of the inner margin. Lines mostly indistinct; PM indicated by white dots at the veins, and the ST by a white powdering, preceded by black, which forms a distinct spot at the anal angle. Fringe with white specks at veins. Orbicular a linear black ellipse, open above; claviform also outlined in black; reniform black edged except above, with a double curved white mark on the outside, and a few white specks on costa. HW grey, shaded. The dark form of H. iris has a lighter collar. Superficially close to dark Apamea cogitata.
Scientific NameHillia maidaCommon Name
Plain Rover
Seasonality
July-September
Identification
A medium-sized (3.6-4.0 cm. ws) moth. Thorax and FW dark blackish brown with a lighter brown area at the centre of the inner margin. Lines mostly indistinct; PM indicated by white dots at the veins, and the ST by a…
A medium-sized (3.6-4.0 cm. ws) moth. Thorax and FW dark blackish brown with a lighter brown area at the centre of the inner margin. Lines mostly indistinct; PM indicated by white dots at the veins, and the ST by a white powdering, preceded by black, which forms a distinct spot at the anal angle. Fringe with white specks at veins. Orbicular a linear black ellipse, open above; claviform also outlined in black; reniform black edged except above, with a double curved white mark on the outside, and a few white specks on costa. HW grey, shaded. The dark form of H. iris has a lighter collar. Superficially close to dark Apamea cogitata.
Conservation
Uncommon and local (?).
Diet Info
A specimen in the CNC was apparently reared from Wild Currant.
Range
TL: CAN; BC., Kaslo. Western North America, from the Rocky Mountains of Alberta and southeastern BC.
Notes
There appears to be little information available on this species, other than the original description.
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Citation
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Page Citation for Hillia maida
Page Citation
"Species Details - Hillia maida, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-6183. Accessed 26 Mar. 2025.
Specimen Information
There is 1 specimen of this Species.
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1 result plotted on map in 1 marker. Note: Only records with latitude and longitude coordinates are plotted on map.