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A Key to the superfamilies of the Lepidoptera
with special reference to North and South Dakota
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16 (15").
Wings transparent, antennae bipectinate. Superfamily Tineoidea
(in part) |
| Family Psychidae,
Bagworm moths, are very diverse morphologically. Psychids always have the media stem present on both wings and
atrophied nonfunctional mouthparts. There are 600 species worldwide and 26
in North America. See also 10e. |
Thyridopteryx ephemeraeformis (Haworth); left vhw, arrows
indicating medius
stem in discal cell and 1A forming a basal areole; right, habitus
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16' Fw
venation quadrifid, i.e. four veins arising from the lower half of the
discal cell. (See also 16" below) Superfamily Lasiocampoidea. |
Family
Lasiocampidae, Lappet
moths and Tent caterpillars. On the fw, CuA2 arises along basal 1/3 of Cu
stem, hw venation quadrifid, humeral lobe of hw enlarged. There
are about 2,200 species worldwide
and 35 in North America.
Pictured at right: top row- center, fw of Tolype velleda (Stoll),
arrows indicate quadrifid venation; right, Malacosoma disstria Hübner;
bottom row- center, Phyllodesma americana (Harris), right,
Tolype velleda (Stoll).
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| 16" Fw and hw venation trifid,
i.e. three veins arising from lower half of discal cell.
Go to 17. |
Coloradia pandora Blake, forewing with arrows
indicating trifid venation.
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Key
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