Synonyms and other taxonomic changes
Macrochilo louisiana (Forbes, 1922)
Hormisa louisiana (Forbes, 1922)
Xylormisa louisiana Forbes, 1922
Phylogenetic sequence #
Explanation of Names
Specific name for the holotype collection site of Louisiana.
Forbes (1922) listed a wingspan of 18 mm.
Wingspan averages 20-27 mm.
Forbes (1922) original description as Xylormisa louisiana is online and linked in the print references.
Forewing variably off-white, cream-colored, pale brown or grayish-yellow, with scattered dark scales; two widely-separated discal dots; PM line a faint diagonal arc; subterminal line faint, pale; terminal line a series of dark dashes; hindwing dirty white with faint darker subterminal line.
Quebec and Maine to Florida(2)
, west to Texas, north to Alberta.
Holotype from Sabine River Ferry, Louisiana in June, 1917.
Wet meadows, fens, wetland edges; adults are nocturnal and come to light.
The adults fly from June to September in the north; as early as February in the south.
Macrochilo absorptalis and M. hypocritalis forewings have more prominent PM and ST lines
Forbes, W.T.M., 1922. Five strange Lepidoptera (Oinophilidae, Noctuidae, Gelechiidae). Entomological News, and Proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia
, 33: .101