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Polites peckius

(Peck's Skipper)

Overview

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Interesting Facts

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Common Names

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Common Names in English:

Peck's Skipper, Peck Skipper, Yellow-Patch Skipper

Description

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Family Hesperiidae

'The Hesperiidae are members of the Superfamily Hesperioidea. Worldwide in distribution, skippers are richest in the tropics. More than 3,500 species are described, with approximately 275 in North America, many of which are found only in Arizona and Texas. Most skippers are small to medium, usually orange, brown, black, white, or gray. A few have iridescent colors. Skippers have large eyes, short antennae (often with hooked clubs), stout bodies, and three pairs of walking legs . Their flight is often rapid, making wing movement appear blurred. Adults of most species have long probicscises and feed on floral nectar, but some also take up nutrients from bird droppings. Males have scent scales found in modified forewing patches. Males of most species locate mates by perching (grass and giant-skippers), though some patrol, especially in the open-winged skippers. Globular eggs are laid singly.

'[1]

Subfamily Hesperiinae

The grass skippers are members of the Family Hesperiidae. Distributed worldwide, they comprise more than 2,000 species, most of which are found in the American tropics. The small to medium-sized adults usually have abruptly angled antennae with an apiculus at the tip . Adults of many temperate species are predominantly orange, while brown is the most common color of the tropical species. Male forewings usually have a brand or stigma with specialized scales . Most species have long proboscises and are avid flower-visitors. Adults flight is rapid, and perching posture is unique: the hindwings are opened at a wider angle than the forewings. Males of most species perch while looking for mates. Caterpillars feed on monocotyledons (grasses and allied plants ) and live in silken leaf nests that sometimes extend underground. Grass skippers typically overwinter as caterpillars within their shelters .[2]

Physical Description

Species Polites peckius

Upperside of male is brown with reddish-orange patches; forewing has a sinuous stigma. Female is darker with no stigma. Underside of the hindwing of both sexes has a patch of large yellow spots in the center surrounded by dark brown. (ref. 105061)

Size/Age/Growth

Wing span : 1 - 1 1/4 inches (2.5 - 3.2 cm). (ref. 105061)

Habitat

This species favors sunny, open places -- old fields , meadows, wooded edges , and roadsides. It is reasonably widespread, and prefers dry places to moist ones. It prefers full sun , away from wooded margins ; pastures with an abundance of red clover (Trifolium pratense) are favored. (ref. 104739)

Many open grassy habitats including meadows, prairies, lawns, marshes, landfills, roadsides, vacant lots , and power line right-of-ways. (ref. 105061)

Typically found at an altitude of 0 to 1,968 meters (0 to 6,457 feet).[3]

Biology

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Diet

The foodplants are various grasses. The adults are fond of nectaring; they show a strong preference for red clover. (ref. 104739)

Caterpillar hosts: Rice cutgrass (Leersia oryzoides); probably bluegrass (Poa pratensis) and others. (ref. 105061)

Adult food: Nectar from flowers including red clover, purple vetch, thistles, selfheal, New York ironweed, blue vervain, common milkweed, swamp milkweed, dogbane, and New Jersey tea. (ref. 105061)

Behavior

Flight period: The literature says there are two broods in the East. However, the flight chart suggests three broods; mid-May to mid-July, late July to late August, and early September to late September (and sparingly into October). There is a known break in broods in mid-July, as worn individuals are found around July 10 and fresh ones in late July. Might be present into early May, and into October, in the Piedmont. (ref. 104739)

Taxonomy

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Notes

Name Status: Accepted Name .

Similar Species

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Members of the genus Polites

ZipcodeZoo has pages for 26 species and subspecies in this genus:

P. baracoa (Baracoa Skipper) · P. carus (Carus Skipper) · P. coras (Peck's Skipper) · P. draco (Draco Skipper) · P. mardon (Mardon Skipper) · P. mardon klamathensis (Mardon Skipper) · P. mardon mardon (Mardon Skipper) · P. mystic (Long Dash) · P. mystic mystic (Long Dash) · P. origenes (Crossline Skipper) · P. origenes rhena (Rhena Skipper) · P. peckius (Peck's Skipper) · P. rhesus (Rhesus Skipper) · P. sabuleti (Sandhill Skipper) · P. sabuleti albamontana (White Mountain Skipper) · P. sabuleti channelensis (Sandhill Skipper) · P. sabuleti ministigma (Sandhill Skipper) · P. sabuleti nigrescens (Dark Sandhill Skipper) · P. sabuleti sinemaculata (Bleached Sandhill Skipper) · P. sabuleti tecumseh (Tecumseh Skipper) · P. sonora (Sonora Skipper) · P. sonora flavaventris (Sonora Skipper) · P. sonora longinqua (Sonora Skipper) · P. sonora siris (Dog Star Skipper) · P. themistocles (Tawny-Edged Skipper) · P. vibex (Whirlabout)

More Info

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Further Reading

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Notes

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Contributors

Data Sources

Accessed through GBIF Data Portal February 26, 2008:

Identifiers

Footnotes

  1. http://www.butterfliesandmoths.org/taxonomy?f=19&sci=Hesperiidae&com=Skippers [back]
  2. http://bugguide.net/index.php?q=search&keys=Stinga&search=Search [back]
  3. Mean = 272.100 meters (892.717 feet), Standard Deviation = 293.710 based on 318 observations. Altitude information for each observation from British Oceanographic Data Centre. [back]
Last Revised: 2012-07-26