Numbers
The only species in this genus in North America
Size
Larva up to 35 mm
Adult wingspan about 34 mm, based on Moth Photographers Group specimen
Range
The west coast from California to British Columbia.
Food
Larvae feed mainly on Douglas-Fir; other hosts include Western Hemlock, Western Red Cedar, Grand Fir, Lodgepole Pine (Canadian Forest Service).
Larvae also feed on many broadleaf trees and shrubs (USGS)
Internet References
live larva images and other info (Canadian Forest Service)
more live larva images and description (Canadian Forest Service)
live larva image and other info (USGS)
Contributed by
Robin McLeod on 11 January, 2005 - 8:55pm
Additional contributions by
anitagouldLast updated 30 March, 2006 - 12:15pm