Lasionycta caesia
Encyclopedia
Lasionycta caesia is a moth
of the Noctuidae
family. It occurs in the Cascade Mountains of northern Washington and the British Columbia
Coast Range to 58 degrees north latitude.
It occurs in rocky alpine tundra
near tree line and is nocturnal.
The wingspan
is 30–34 mm for males and 32–35 mm for females. Adults are on wing from mid-July to mid-August.
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 Noctuidae
Noctuidae
The Noctuidae or owlet moths are a family of robustly-built moths that includes more than 35,000 known species out of possibly 100,000 total, in more than 4,200 genera. They constitute the largest family in the Lepidoptera....
family. It occurs in the Cascade Mountains of northern Washington and the 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...
Coast Range to 58 degrees north latitude.
It occurs in rocky alpine tundra
Alpine tundra
Alpine tundra is a natural region that does not contain trees because it is at high altitude. Alpine tundra is distinguished from arctic tundra, because alpine soils are generally better drained than arctic soils...
near tree line and is nocturnal.
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 30–34 mm for males and 32–35 mm for females. Adults are on wing from mid-July to mid-August.