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Butterflies of Zihuatanejo

SUPERFAMILY PAPILIONOIDEA

-Animals (Kingdom Animalia)

-Arthropods (Phylum Arthropoda)

-Hexapods (Subphylum Hexapoda)

-Insects (Class Insecta)

-Winged and Once-winged Insects (Subclass Pterygota)

-Butterflies and Moths (Order Lepidoptera)

-Butterflies (Superfamily Papilionoidea)

-Skippers (Family Hesperiidae)

-Dicot Skippers (Subfamily Eudaminae)

-Tribe Eudamini

-Subtribe Eudamina

-Genus Aguna

-McGuire's Aguna (Aguna mcguirei)


McGuire’s Alguna (Aguna mcguirei) is a medium-sized skipper butterfly in the family Hesperiidae, known for its sleek, dark appearance and swift, powerful flight. The long-tailed wings are deep brown to nearly black, often with a subtle bluish or purplish sheen in fresh individuals, and relatively plain compared with more brightly marked skippers. Like other Aguna species, it has a robust body, hooked antennae, and a tendency to perch quietly in shaded forest edges before suddenly darting off. This species inhabits tropical forests and woodland margins, where adults visit flowers for nectar and are most active during daylight hours.

Diet

  • Adults: Feed primarily on flower nectar, visiting flowering shrubs, trees and herbaceous plants. They may also obtain moisture and minerals from damp soil and other moist surfaces.

  • Caterpillars: The larval food plants are not as well documented as those of some other Aguna species, but members of the genus are associated primarily with leguminous plants (Fabaceae).

  • Adults are active, fast-flying skippers that frequently move between flowers and elevated perches while foraging.

Range

  • Aguna mcguirei is a Neotropical skipper occurring in Mexico and Central America.

  • Around Zihua, Aguna mcguirei would likely be considered occasional to locally uncommon, particularly in suitable forest-edge and dry-forest habitat.

Habitat

  • McGuire's Aguna occurs in tropical forest, tropical dry forest, woodland, forest edges, clearings and secondary vegetation.

  • Adults are likely to be encountered along sunny trails, forest margins and openings, where they can patrol vegetation and visit flowers.

  • Around Zihua, suitable habitat includes tropical deciduous forest, thorn scrub, forest edges, dry hillsides, roadside vegetation and areas of secondary growth.

Size

  • Aguna mcguirei is a medium-sized spread-wing skipper, with a wingspan generally around 35–45 mm.

  • It has the characteristic robust body, broad wings and rapid flight typical of Aguna.

  • The wings are predominantly dark brown to blackish, with contrasting pale yellow, cream or golden markings.

McGuire's Aguna

Aguna mcguirei

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