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Species Page - Apamea sordens finitima
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scientific name    Apamea sordens finitima    

common name     Rustic Shoulder Knot, Pale-banded Quaker

habitat
Open areas and edges.

seasonality
late May-July

identification
A medium-sized moth (3.5-3.7 cm. ws), FW grey sometimes bluish tinted, median area darker, red-brown. The reniform and orbicular spots pale, the reniform with some dark filling in the lower half. A short, sharp black basal dash, and the claviform a black loop extending out from the AM line. HW grey brown, darker toward the margin and on veins, and a discal crescent The male has two large hair pencils on the base of the abdomen, and there is a sharp, thick spine on the sacculus. Antennae simple; sexes similar.

conservation
Widespread and uncommon.

diet info
Wheat, wild rice, corn and timothy, other grasses and sedges.

range
Holarctic; in NA from NFLD and NJ west to the Vancouver Island, north to AK and south through MT to ?

notes
Treated by Holland and Forbes as a race of the Palearctic A. basilinea; more recently placed as a ssp. of the Paleartic A. sordens by Kononenko et al, 1989. Western material, including Canadian prairie specimens, have been treated as a separate ssp., A. s. cerivana, a slightly greyer form. Normal darker sordens is reported to reappear in southern BC. Rustic Shoulder Knot is the name used for nominate form in Europe.

quick link
http://entomology.museums.ualberta.ca/searching_species_details.php?s=6327



Comments (1)Add New Comment

Gary Anweiler (2009-11-10)
This moth is now officially named Apamea sordens ssp. finitima Gn. (see Lafontaine, 2009).

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There are 168 specimens of this species in the online database
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