''Epimartyria bimaculella'' is a species of

moth Moths are a paraphyletic group of insects that includes all members of the order Lepidoptera that are not butterflies, with moths making up the vast majority of the order. There are thought to be approximately 160,000 species of moth, many of w ...

belonging to the family

Micropterigidae Micropterigoidea is the superfamily of "mandibulate archaic moths", all placed in the single family Micropterigidae, containing currently about twenty living genera. They are considered the most primitive extant lineage of lepidoptera (Kristense ...

. It was described by Davis and Landry in 2012. It is found in north-western

Washington Washington commonly refers to: * Washington (state), United States * Washington, D.C., the capital of the United States ** A metonym for the federal government of the United States ** Washington metropolitan area, the metropolitan area centered o ...

and southern

British Columbia British Columbia (commonly abbreviated as BC) is the westernmost province of Canada, situated between the Pacific Ocean and the Rocky Mountains. It has a diverse geography, with rugged landscapes that include rocky coastlines, sandy beaches, ...

. The length of the forewings is . Adults of most resemble those of ''

Epimartyria pardella ''Epimartyria pardella'' is a species of moth belonging to the Micropterigidae family. It was described by Walsingham, Lord Thomas de Grey, in 1880. Its wingspan is 10–11 mm with a metallic brown forewing featuring three distinctive gold s ...

'' in possessing dark fuscous forewings marked by pale golden spots. A total of two yellowish spots occur, with only a single large costal spot present beyond the middle of the forewing. Specimens were captured by sweeping low lying vegetation or during diurnal flight along a shaded seepage in a

Douglas fir The Douglas fir (''Pseudotsuga menziesii'') is an evergreen conifer species in the pine family, Pinaceae. It is native to western North America and is also known as Douglas-fir, Douglas spruce, Oregon pine, and Columbian pine. There are three va ...

–

western red cedar ''Thuja plicata'' is an evergreen coniferous tree in the cypress family Cupressaceae, native to western North America. Its common name is western redcedar (western red cedar in the UK), and it is also called Pacific redcedar, giant arborvitae, w ...

forest where leafy

liverwort The Marchantiophyta () are a division of non-vascular land plants commonly referred to as hepatics or liverworts. Like mosses and hornworts, they have a gametophyte-dominant life cycle, in which cells of the plant carry only a single set of g ...

s grew. Adults were also observed perching on lower parts of plants such as ''

Rubus spectabilis ''Rubus spectabilis'', the salmonberry, is a species of bramble in the rose family Rosaceae, native to the west coast of North America from west-central Alaska to California, inland as far as Idaho. Like many other species in the genus ''Rubus' ...

'' close to the liverwort habitat.

Etymology

The species name is derived from the Latin ''bi'' (meaning two, double) and ''maculella'' (meaning little spot) and refers to the two, small, pale yellowish spots present on the forewings.

References

External links

*
Epimartyria bimaculella
on Moth Photographers Group Micropterigidae Insects of North America Moths described in 2012 {{Micropterigidae-stub