147 species in 26 genera in North America.
Adult: wings very slender, held at right-angles to body when at rest, giving a T-shaped profile as viewed from above; forewing outer margin deeply notched; hindwing has three deep lobes, often fringed, held concealed beneath forewing when at rest; legs long, slender (hind tibia two to three times longer than femur), sometimes with projecting spines at joints; abdominal terga 2 and 3 generally elongated.
Larva: usually hairy or bristly, variously colored.
most of North America, and many other regions of the world
adults are commonly found on flowers of herbaceous plants during the day, but are also nocturnal and come to light
adults fly from spring through fall; may be active all year in the far south
Larvae are leafrollers or stem borers of various herbaceous plants. Eisner (1)
describes the remarkable caterpillar of one species, Trichoptilus parvulus
, that feeds on the leaves of Pink Sundew
), a carnivorous plant.
Adults feed on nectar/pollen of various herbaceous plants.
Some species overwinter as adults, so may be found in early spring. Many species form a naked pupa attached by a cremaster to a surface, much like that of some butterflies. A few species form partial cocoons. One to several generations per year.
Click on an image to view the life cycle:
A distinctive family of moths, but difficult to identify to genus or species.
Many-plumed moths (family Alucitidae
) spread their wings in a fan shape when at rest, and therefore do not have a T-shaped profile as viewed from above.
Covell, p. 391, plate 58 #19, #21 (2)
pinned adult images
of numerous species and genera by various photographers (Moth Photographers Group)
list of North American species
with numerous accompanying images and links to other images (Debbie Matthews, Pterophoridae of North America, plumemoth.com)
of Platyptilia carduidactyla
by Stephanie Boucher, plus brief overview of family (Canadian Biodiversity, McGill U., Quebec)
links to pinned adult images
of several species (Bruce Walsh, Moths of Southeastern Arizona)
presence in Minnesota
(Insects of Cedar Creek, Minnesota)