Mesopsestis is a monotypic moth genus belonging to the subfamily Thyatirinae of the Drepanidae and was described by Shōnen Matsumura in 1921.[1] Its single species, Mesopsestis undosa, was described by Wileman in 1911.[2] It is found in Japan.

Mesopsestis
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Family: Drepanidae
Subfamily: Thyatirinae
Genus: Mesopsestis
Matsumura, 1921
Species:
M. undosa
Binomial name
Mesopsestis undosa
(Wileman, 1911)
Synonyms
  • Palimpsestes undosa Wileman, 1911
  • Mesopsestis wilemani Matsumura, 1933

The wingspan is about 40 mm. The forewings are greyish white suffused with brownish except on the costal area. There is a black subbasal line and the antemedial band is greyish brown, broad and traversed by a double curved black line, preceded by a black wavy line which becomes indistinct towards the costa, and followed by a double, sinuous black line. The postmedial line is black, crenulate and slightly curved and the submarginal line is pale. There is a brownish spot at its costal extremity, and a short blackish dash from it to the apex of the wing. The discal mark is black and linear. The hindwings are pale fuscous.[3]

References

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  1. ^ Beccaloni, G.; Scoble, M.; Kitching, I.; Simonsen, T.; Robinson, G.; Pitkin, B.; Hine, A.; Lyal, C., eds. (2003). "​Mesopsestis​". The Global Lepidoptera Names Index. Natural History Museum. Retrieved 11 July 2018.
  2. ^ Beccaloni, G.; Scoble, M.; Kitching, I.; Simonsen, T.; Robinson, G.; Pitkin, B.; Hine, A.; Lyal, C., eds. (2003). "​Mesopsestis​". The Global Lepidoptera Names Index. Natural History Museum. Retrieved May 26, 2018.
  3. ^ Oberthür, Charles (1904). Etudes de lépidoptérologie comparée. pp. 185–186 – via Internet Archive.   This article incorporates text from this source, which is in the public domain.