Macrosoma costilunata
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Family: Hedylidae
Genus: Macrosoma
Species:
M. costilunata
Binomial name
Macrosoma costilunata
(Prout, 1916)
Synonyms
  • Phellinodes costilunata Prout, 1916

Macrosoma costilunata is moth-like butterfly described by Louis Beethoven Prout in 1916. It belongs to the family Hedylidae.[1] Originally it belonged to the genus Phellinodes.[2]

Distribution

The species is found in the northwest Costa Rica and north and central Ecuador.[2][3]

Description

Wings

The wings are grayish brown ground color. Forewing is weakly emarginate with dark brown apex. The costa is postmedial with lunate off-white patch. Three small white marks can be found near the apex.
The length of the forewing is 21–22 mm.[3]

Genitalia

Male

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

  • Saccus is very short.
  • Uncus is apically pointed and is not extending to apex of valva.
  • The central element of Gnathos is spinose, downcurved and the lateral components denticulate.
  • Valva is narrow, subtriangular and the apex neither upcurved nor upturned.

Female

The female genitalia has the following features:[3]

  • Anal papillae is rounded at apices.
  • Signum is denticulate.
  • Corpus bursae get widens gradually from ductus.

Antenna

The antenna is not bipectinate in both sexes.[3]

Diagnosis

The single lunate patch on the costa permits this species to be distinguished from M. satellitiata and its relatives. The female of M. costilunata lacks the large white patch of the female of M. nigrimacula.[3]

References

Sources

  1. ↑ Macrosoma costilunata - Overview - Encyclopedia of Life.
  2. 1 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. 1 2 3 4 5 6 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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