Argyrotaenia dorsalana
Encyclopedia
Argyrotaenia dorsalana is a moth
of the Tortricidae
family. It is found from British Columbia
and Washington, south to California
and Utah
.
The wingspan
is 16–22 mm.
The larvae mainly feed on Douglas-fir, Rocky mountain douglas-fir, Western hemlock and Western larch, but have also been recorded on Grand fir, Ponderosa pine and Spruces. It appears to overwinter in the egg stage. Larvae are present from early May to mid June. Pupation takes place in late June and adults emerge soon after.
Moth
A moth is an insect closely related to the butterfly, both being of the order Lepidoptera. Moths form the majority of this order; there are thought to be 150,000 to 250,000 different species of moth , with thousands of species yet to be described...
of the Tortricidae
Tortricidae
Tortricidae is a family of moths, commonly known as tortrix moths, in the order Lepidoptera. Tortricidae is a large family with over 9,400 species described, and is the sole member of the superfamily Tortricoidea. Many of these are economically important pests. Olethreutidae is a junior synonym...
family. It is found from British Columbia
British Columbia
British Columbia is the westernmost of Canada's provinces and is known for its natural beauty, as reflected in its Latin motto, Splendor sine occasu . Its name was chosen by Queen Victoria in 1858...
and Washington, south to California
California
California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...
and Utah
Utah
Utah is a state in the Western United States. It was the 45th state to join the Union, on January 4, 1896. Approximately 80% of Utah's 2,763,885 people live along the Wasatch Front, centering on Salt Lake City. This leaves vast expanses of the state nearly uninhabited, making the population the...
.
The wingspan
Wingspan
The wingspan of an airplane or a bird, is the distance from one wingtip to the other wingtip. For example, the Boeing 777 has a wingspan of about ; and a Wandering Albatross caught in 1965 had a wingspan of , the official record for a living bird.The term wingspan, more technically extent, is...
is 16–22 mm.
The larvae mainly feed on Douglas-fir, Rocky mountain douglas-fir, Western hemlock and Western larch, but have also been recorded on Grand fir, Ponderosa pine and Spruces. It appears to overwinter in the egg stage. Larvae are present from early May to mid June. Pupation takes place in late June and adults emerge soon after.