''Xylophagus gracilis'' is a species of

fly Flies are insects of the Order (biology), order Diptera, the name being derived from the Ancient Greek, Greek δι- ''di-'' "two", and πτερόν ''pteron'' "wing". Insects of this order use only a single pair of wings to fly, the hindwing ...

in the family

Xylophagidae The Brachyceran infraorder Xylophagomorpha is a small group that consists solely of the family Xylophagidae, which presently contains subfamilies that were sometimes considered to be two small related families (Coenomyiidae and Rachiceridae). ...

Distribution

Canada Canada is a country in North America. Its ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, covering over , making it the world's second-largest country by tot ...

United States The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states, a federal district, five major unincorporated territorie ...

References

Xylophagidae Taxa named by Samuel Wendell Williston Insects described in 1885 Diptera of North America {{Xylophagomorpha-stub