Arachne Checkerspot
Poladryas arachne (W.H. Edwards, 1869)
Family: Nymphalidae
Subfamily: Nymphalinae
Identification: Upperside is bright orange-brown. Underside is orange; hindwing outer margin has two rows of white spots divided by a thin black line.
Wing Span: 1 1/4 - 1 3/4 inches (3.2 - 4.5 cm).
Life History: Males perch on low plants in ridgetop openings during the morning hours; in the afternoons they patrol around flowers. Females lay eggs in batches on the underside of host plant leaves. Caterpillars eat leaves and feed together in groups when they are young. Hibernation is by the third-stage caterpillars.
Flight: Several broods from May-September.
Caterpillar Hosts: Various species of beardstongue (Penstemon) in the figwort family (Scrophulariaceae).
Adult Food: Flower nectar.
Habitat: Desert grasslands, open mountain meadows and fields.
Range: Western Nebraska; southeast Wyoming; eastern Nevada south through the Rocky Mountains to Arizona, New Mexico, west Texas, and southern Mexico. Isolated population in the southern Sierra Nevada of California.
Conservation: Not usually of concern.
NCGR: G5 - Demonstrably secure globally, though it may be quite rare in parts of its range, especially at the periphery.
Management Needs: None reported.
Comments: NULL
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Verified Sightings
Displaying 1 - 24 of 121 verified sightings
Observation date: Sep 14, 2024
Submitted by: Marta Reece
Region: Catron County, New Mexico, United States
Verified by: stevecary
Verified date: Sep 29, 2024
Observation date: Jul 26, 2024
Submitted by: Cascade Colors
Region: Grand County, Colorado, United States
Verified by: mikefisher
Verified date: Aug 26, 2024
Observation date: Aug 19, 2024
Submitted by: topper72
Region: Colfax County, New Mexico, United States
Verified by: stevecary
Verified date: Aug 21, 2024
Observation date: Jul 31, 2024
Submitted by: Cactuswren1976
Region: Santa Fe County, New Mexico, United States
Verified by: stevecary
Verified date: Aug 05, 2024
Observation date: Jul 26, 2024
Submitted by: twofried
Region: Rio Arriba County, New Mexico, United States
Verified by: stevecary
Verified date: Aug 02, 2024
Observation date: Jul 25, 2024
Submitted by: Cactuswren1976
Region: Santa Fe County, New Mexico, United States
Verified by: stevecary
Verified date: Jul 27, 2024
Observation date: Jul 09, 2024
Submitted by: Cactuswren1976
Region: Santa Fe County, New Mexico, United States
Verified by: stevecary
Verified date: Jul 10, 2024
Observation date: Jun 12, 2024
Submitted by: joeschelling
Region: Taos County, New Mexico, United States
Verified by: stevecary
Verified date: Jun 19, 2024
Observation date: Jul 17, 2023
Submitted by: joeschelling
Region: Sandoval County, New Mexico, United States
Verified by: stevecary
Verified date: Jun 19, 2024
Observation date: Jul 25, 2023
Submitted by: joeschelling
Region: Cibola County, New Mexico, United States
Verified by: stevecary
Verified date: Jun 19, 2024
Observation date: Jun 14, 2024
Submitted by: Cactuswren1976
Region: Santa Fe County, New Mexico, United States
Verified by: stevecary
Verified date: Jun 15, 2024
Observation date: May 26, 2024
Submitted by: Marta Reece
Region: Sierra County, New Mexico, United States
Verified by: stevecary
Verified date: Jun 04, 2024
Observation date: Sep 04, 2023
Submitted by: Joshua C
Region: Catron County, New Mexico, United States
Verified by: stevecary
Verified date: Oct 12, 2023
Observation date: Jul 18, 2023
Submitted by: ncrosbyrd
Region: Park County, Colorado, United States
Verified by: mikefisher
Verified date: Sep 09, 2023
Observation date: May 03, 2017
Submitted by: acspdx
Region: San Juan County, Utah, United States
Verified by: James Steen
Verified date: Aug 22, 2023
Observation date: Aug 09, 2023
Submitted by: twofried
Region: Taos County, New Mexico, United States
Verified by: stevecary
Verified date: Aug 11, 2023
Observation date: Jul 02, 2023
Submitted by: Marta Reece
Region: Catron County, New Mexico, United States
Verified by: stevecary
Verified date: Jul 20, 2023
Observation date: Jul 09, 2023
Submitted by: tjay13
Region: Santa Fe County, New Mexico, United States
Verified by: stevecary
Verified date: Jul 12, 2023
Observation date: May 30, 2022
Submitted by: stevecary
Region: Apache County, Arizona, United States
Verified by: John Saba
Verified date: Dec 29, 2022
Observation date: Aug 06, 2022
Submitted by: DeepSkyKelly
Region: Teller County, Colorado, United States
Verified by: mikefisher
Verified date: Sep 03, 2022
Observation date: Aug 03, 2022
Submitted by: stevecary
Region: Taos County, New Mexico, United States
Verified by: stevecary
Verified date: Aug 15, 2022
Observation date: Aug 10, 2022
Submitted by: stevecary
Region:
Verified by: stevecary
Verified date: Aug 15, 2022
Observation date: Aug 13, 2022
Submitted by: Cactuswren1976
Region: Santa Fe County, New Mexico, United States
Verified by: stevecary
Verified date: Aug 13, 2022
Observation date: Aug 01, 2022
Submitted by: twofried
Region: Taos County, New Mexico, United States
Verified by: stevecary
Verified date: Aug 05, 2022
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