Latin Name:  Nemoria unitaria Packard, 1873
                        (R. Bercha, det.)

Wingspan:  14.5 - 16 mm

Range: Alberta

Habitat: Deciduous and mixed wood forests

Time of year seen: Mid -June to  July

Caterpillar's Diet: Gooseberry (?)

Other: The single Lined Emerald is a widespread species found from Saskatchewan west to the coast of British Columbia.  It is our largest Emerald with a wing span up to 16mm.  The adult moths are nocturnal and are attracted to light.