Synonyms and other taxonomic changes
Eupithecia miserulata Grote, 1863
about 160 Eupithecia
species are found in America north of Mexico.(1)
62 species in Canada
Adult: grayish to grayish brown; the pattern is usually indistinct except for the prominent discal dot,with the subterminal area varying from being concolorous with the wing to light gray or orange (in early spring specimens), and with a faint darkened spot above the outer angle. The hind wings are concolorous with the forewings, and have a small discal spot and a variably represented extradiscal line. The under surface is basically similar to the upper, but with a greater degree of variation, as the maculation varies from faint to very prominent
Specimen identified by DNA analysis:
In males, the scales can be brushed off the tail, revealing the distinct 8th sternite
: Caterpillar very variable in color, but usually with a pattern of diagonal lines which commonly "join over dorsum to form arrows atop first six or seven abdominal segments." (4)
Nova Scotia to Florida(5)
, west to Texas(6)
, north to Ontario; also occurs in western United States from Arizona, and California(7)
to Washington. (8)
On Block Island
, RI, adults fly May through November in three or more overlapping generations.(10)
Larvae feed on a wide variety of plants such as aster, clover, coneflower, hoptree, juniper, Myrica
species, oak, cherry, willow. (2)
Overwinters as a pupa.
Click on an image to view the life cycle:
Caterpillar Pupa Pupa Adult
Coloration of caterpillar frequently blends with that of the food plant.
Many species of Eupithecia
are similar looking and difficult to distinguish - compare pinned adult image thumbnails
of all Eupithecia
species in Canada at CBIF.
Moth Photographers Group
- photos of live and pinned adults.
distribution in Canada
list of provinces (CBIF)