Synonyms and other taxonomic changes
Walsingham, 1898 (1)
Phylogenetic sequence #010001
Explanation of Names
Specific epithet from Latin aurum crinis
meaning "golden-plumed" for the "bright golden" head. (1)
Three species of the genus Epimartyria
occur in America north of Mexico. (2)
4 to 5 mm long.
Arnett (2000) listed the wingspan ± 8 mm. (3)
Davis & Landry (2012) reported the forewing length 4.2-5.6 mm. (2)
Forewing without spots and dark fuscous with a copper or purple sheen. The only species of the three without yellow spots. (2)
Adults have articulated mandibles instead of coiled probosis
Head: Light orangish-brown, long-haired or scaled. Mouth pale yellow.
Antenna: Base (scape) and pedicel light orangish-brown. Segments dark brown.
Thorax: Base more golden, the rest a coppery to purplish dark brown. Sides light orange-brown.
Wings: Forewings dark brownish-black with iridescent copper, gold and purple reflections. No marks or yellow spots. Fringe pale yellowish. Hindwings grayish, more iridescent at tips. Fringe gray.
Abdomen: Dark brown, long-scaled or hairy.
Similar Species: The other two species of Epimartyria have distinct yellow spots.
Ontario to Nova Scotia and south to Tennessee and Georgia. (4)
Also British Columbia and adjacent Washington.
Heavily shaded mesic areas. Closed canopy mixed and coniferous forests. Shaded bogs and cedar swamps.
The larvae are associated with Bazzania trilobata
Larva take two years to develop.
The adults are diurnal
and are usually not attracted to lights. (2)
Holotype as Micropteryx (Epimartyria) auricrinella male by Walsingham, 1898. #35325. Locality: North Carolina, collected by H. K. Morrison. Genital slide #BM8947. In the British Museum of Natural History, London, England.
Walsingham, T. de Grey. 1898. Descriptions of a new micropterygid genus and species, and a new eriocraniad species from N. America. The Entomologist's Record and Journal of Variation