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Digital Guide to Moth Identification

Genitalia Images
990458.0019458Lymantria albescens – Hori and Umeno, 1930
Distribution Data for Lymantria albescens
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Distribution: Ryuku Islands of Japan (2)
Seasonality
and Size:
Forewing length ranges 22-30mm in males and 40-41mm in females.
Larva and
Host Plants:
Larvae have been recorded as feeding on Castanopsis sieboldii (Fagaceae), Elaeocarpus sylvestris (Elaeocarpaceae).
Similar Species: L. apicebrunnea is similar however the outer margin of the forewing is brown, as opposed to L. albescens' dark gray wing margin (1). Both species have a broad costal margin on he hindwing however it is dark gray in L. albescens and brown in L. apicebrunnea (1). “Egg masses indistinguishable from those of L/ xylina, except for a slight color tone difference” (1). The valves in the male genitalia of L. albescens are with a straight distal process, which is curved dorsally in L. apicebrunnea. Genitalic illustrations provided by Mike Pogue, from Pogue and Schaefer (2007)
Synonymy: L. dispar ab. albescens Mutsumuta, 1927
L. dispar albescens Hori and Umeno, 1930
L. albescens albescens Schintlmeister, 2004
References
  • (1) Pogue, M.G., and Schaefer, P.W. (2007). A review of selected species of Lymantria Hubner [1819] including three new species (Lepidoptera: Noctuidae: Lymantriinae) from subtropical and temperate regions of Asia, some potentially invasive to North America. Forest Health Technology Enterprise Team.
Data compiled and contributed by Christi Jaeger, MEM from references cited.

Photographs are needed for this species.

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