Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. The Calgary Dart (Diarsia calgary) is a moth of the Noctuidae family. It is found in the mountains and foothills from Yukon, south to Arizona and New Mexico, west to the coast of British Columbia. There is a disjunct population in central western California. The wingspan is about 30 mm.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.