Gray hairstreak

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Gray hairstreak

Secure  (NatureServe)[1]
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Family: Lycaenidae
Genus: Strymon
Species:
S. melinus
Binomial name
Strymon melinus
Hübner (1818)
Synonyms

Thecla melinus[2]

The gray hairstreak (Strymon melinus) is also called the bean lycaenid or cotton square borer. It is a member of the

hairstreaks in North America, ranging over nearly the entire continent. It also occurs throughout Central America and in northern South America
.

General Description

The adult gray hairstreak has a wingspan of 20–32 millimetres (0.79–1.26 in). The upper sides of the wings are gray with an orange spot on the hind margin. The underside of the wings are a lighter gray with white and black lines and orange and blue marginal spots near the hind-wings' tail-like extensions.[3]

Caterpillars are green with markings on the sides, covered in short yellow hairs.[3] Like other caterpillars in the Lycaenidae family, S. melinus are attended by ants in a behavior known as myrmecophily.[4]

S. melinus on brambleberries in Los Angeles County, California

Habitat

The gray hairstreak lives in a wide range of habitats ranging from tropical forests and mountains to temperate woodland areas and meadows, as well as cities and farmland.[3][5]

Food

The caterpillars of the gray hairstreak butterfly consume a wide range of food plants.[3] However, they do mainly use mallows and legumes as their preferred host plant. They commonly use clovers as their food plant as well, eating rabbit-foot clover (Trifolium arvense), white clover (T. repens), bush clover (Lespedeza capitata), white sweet-clover (Melilotis alba), and Malva neglecta. Young caterpillars are typically found eating flowers and fruiting bodies of their host plant while the older caterpillars eat the leaves.[6]

Notes

  1. ^ "NatureServe Explorer 2.0 Strymon melinus Gray Hairstreak". explorer.natureserve.org. Retrieved 3 October 2020.
  2. ^ "Butterflies of Mexico, USA & Canada: Gray Hairstreak". Learn About Butterflies. Retrieved May 10, 2013.
  3. ^ .
  4. .
  5. ^ "Gray Hairstreak (Mt. Diablo Butterflies) · iNaturalist". iNaturalist. Retrieved 2020-12-04.
  6. ^ "Gray Hairstreak". butterfliesofmassachusetts.net. Retrieved 2020-12-04.

External links