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Euphydryas editha

(Edith's Checkerspot)

Overview

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Interesting Facts

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Common Names

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Common Names in English:

Edith's Checkerspot

Description

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Family Nymphalidae

'The Nymphalidae are members of the Superfamily Papilionoidea, the true butterflies. Distributed worldwide, butterflies of this family are especially rich in the tropics. They are highly variable, and there are more species in this family than in any other. Adults vary in size from small to large, and their front legs are reduced, unable to be used for walking. Wing shape is also highly variable: some species have irregular margins (anglewings and commas), and others have long taillike projections (daggerwings). Browns, oranges, yellows, and blacks are frequent colors, while iridescent colors such as purples and blues are rare. Adults of some groups are the longest-lived butterflies, surviving 6-11 months. Adult feeding behavior depends on the species, where some groups primarily seek flower nectar while others only feed on sap flows , rotting fruit, dung, or animal carcasses. Males exhibit perching and patrolling behaviors when seeking mates. Egg-laying varies widely, as some species lay eggs in clustsers, others in columns, and others singly. Caterpillar appearance and behavior vary widely. Brushfoots overwinter as larvae or adults.

'[1]

Subfamily Nymphalinae

Brushfoots are the most prevalent members of the Family Nymphalinae. Distributed worldwide, this is a diverse group that contains several tribes , each with somewhat different structural and biological features. Adults of North American species are predominantly orange, brown, and black. Wing shape and mating systems are variable. Most checkerspots and crescentspots patrol for mates, while the remainder of groups exhibit either perching or perching and patrolling . Migration varies widely; some strong migrants are found in the lady butterflies, tortoiseshells, and anglewings, while other species are local in occurrence. Most species limit their host plants to a few species, but the Painted Lady has one of the widest host palettes of all butterflies. Eggs are laid singly or clustered in groups, and caterpillars be found feeding alone or communally. Brushfoots overwinter as young caterpillars or hibernating adults.[2]

Physical Description

Species Euphydryas editha

Variable. Front wing rounded at tip . Upperside is black with red and pale yellow or white bands . Submarginal band of small yellow or white spots; wide postmedian band is red. Underside of hindwing with alternating bands of yellow-orange and cream. (ref. 105942)

Color:

Variable. Front wing rounded at tip . Upperside is black with red and pale yellow or white bands . Submarginal band of small yellow or white spots; wide postmedian band is red. Underside of hindwing with alternating bands of yellow-orange and cream.

Size/Age/Growth

Wing span : 1 1/4 - 2 inches (3.2 - 5.1 cm).

Habitat

From sea level to treeline through diverse habitats including coastal chaparral , meadows, fields , foothills, open woods , alpine fellfields.

Typically found at an altitude of 0 to 2,875 meters (0 to 9,432 feet).[3]

Biology

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Diet

Caterpillar hosts: Various species of paintbrush (Castilleja), beardtongues (Penstemon), lousewort (Pedicularis), owl's clover (Orthocarpus), Chinese houses (Collinsia), and plantain (Plantago). Adult food: Flower nectar.

Reproduction

Males perch or patrol all day to find females. Eggs are laid in groups on underside of leaves or on flowers of the host plant. Caterpillars eat leaves and flowers; sometimes using different host plants before and after hibernation. Young caterpillars live in loose silk webs; third- and fourth-stage caterpillars hibernate.

Behavior

Flight: One brood; from March-May at low elevations , June-August at high elevations and in the north.

Taxonomy

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Notes

Name Status: Accepted Name . Latest taxonomic scrutiny: June 24, 1996.

Similar Species

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Members of the genus Euphydryas

ZipcodeZoo has pages for 39 species and subspecies in this genus:

E. anicia (Anicia Checkerspot) · E. aurinia (Marsh Fritillary) · E. chalcedona (Chalcedon Checkerspot) · E. chalcedona anicia (Variable Checkerspot) · E. chalcedona bakeri (Chalcedon Checkerspot) · E. chalcedona chuskae (Chalcedon Checkerspot) · E. chalcedona cloudcrofti (Chalcedon Checkerspot) · E. chalcedona colon (Chalcedon Checkerspot) · E. chalcedona corralensis (Chalcedon Checkerspot) · E. chalcedona kingstonensis (Chalcedon Checkerspot) · E. chalcedona macyi (Chalcedon Checkerspot) · E. chalcedona magdalena (Chalcedon Checkerspot) · E. chalcedona morandi (Morand's Checkerspot) · E. chalcedona paradoxa (Chalcedon Checkerspot) · E. chalcedona perdiccas (Island Checkerspot) · E. chalcedona trinitina (Chalcedon Checkerspot) · E. chalcedona chalcedona (Variable Checkerspot) · E. colon (Colon Checkerspot) · E. cynthia (Cynthia's Fritillary) · E. editha (Edith's Checkerspot) · E. editha alebarki (Alebark's Checkerspot) · E. editha augusta (Augusta Checkerspot) · E. editha baroni (Baron's Checkerspot) · E. editha bayensis (Bay Checkerspot Butterfly) · E. editha bingi (Edith's Checkerspot) · E. editha ehrlichi (Edith's Checkerspot) · E. editha insularis (Island Checkerspot) · E. editha karinae (Edith's Checkerspot) · E. editha koreti (Koret's Checkerspot) · E. editha lehmani (Lehman Caves Checkerspot) · E. editha monoensis (Mono Lake Checkerspot) · E. editha quino (Quino Checkerspot; Wright's Checkerspot) · E. editha tahoensis (Edith's Checkerspot) · E. editha taylori (Taylor's Checkerspot) · E. gillettii (Gillette's Checkerspot) · E. maturna (Scarce Fritillary) · E. phaeton (Baltimore) · E. phaeton ozarkae (Baltimore Checkerspot) · E. phaeton phaeton (Baltimore Checkerspot)

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 November 12, 2007:

Identifiers

Footnotes

  1. http://www.butterfliesandmoths.org/taxonomy?f=18&sci=Nymphalidae&com=Brush-footed Butterflies [back]
  2. http://bugguide.net/index.php?q=search&keys=Editha&search=Search [back]
  3. Mean = 1,186.580 meters (3,892.979 feet), Standard Deviation = 727.700 based on 278 observations. Altitude information for each observation from British Oceanographic Data Centre. [back]
Last Revised: 7/14/2012