Macrosoma intermedia

Macrosoma intermedia is moth-like butterfly described by Paul Dognin in 1911. It belongs to the family Hedylidae.[1] family Originally it belonged to the genus Phellinodes.

Macrosoma intermedia
Scientific classification
Kingdom:
Animalia
Phylum:
Arthropoda
Class:
Insecta
Order:
Lepidoptera
Superfamily:
Hedyloidea
Family:
Hedylidae
Genus:
Macrosoma
Species:
M. intermedia
Binomial name
Macrosoma intermedia
(Dognin, 1911)
Synonyms
  • Phellinodes biapicata Prout, 1917
  • Phellinodes gratiosa Schaus, 1912

Distribution

The species is recorded from Costa Rica, San Antonio, Colombia, Rio Ucayali in eastern Peru.[2][3]

Description

Wings

Adult male has greyish brown ground colour wings. Weakly excavated apex of the forewing is of pale brown color and is bordered by brownish black color. Distal is 1/3 darker than rest of the wing. The hindwing is semi-translucent medially, with broad dark border. Forewing length is 18–20 mm.[3]

Genitalia

Following are the characteristics of the male genitalia:[3]

  • The saccus is short.
  • Gnathos is broadly fused and with the central component is not downcurved only weakly denticulate laterally.
  • The valva is subtriangular.

Antenna

The antenna of adult male is not bipectinate.[3]

Diagnosis

M. intermedia is distinguished from M. cascaria by the presence of semi-translucent areas on the wings and the absence of the white triangular mark on the costa of the forewing. This species is distinguished from M. paularia by the less extensive semi-translucent area on the hindwing. The valva of M. intermedia is narrower at the base than in M. cascaria.[3]

References

Sources
  1. Macrosoma intermedia - Overview - Encyclopedia of Life.
  2. Scoble, M.J. (1990). A catalogue of the Hedylidae (Lepidoptera: Hedyloidea), with descriptions of two new species. Insect Systematics & Evolution, Volume 21, Number 2, 1990, Page: 113-119.
  3. Scoble, M.J. (1990). An identification guide to the Hedylidae (Lepidoptera: Hedyloidea). Insect Systematics & Evolution, Volume 21, Number 2, 1990 , Page: 121-158.
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