Large Marble

Euchloe ausonides (Lucas, 1852)

Family: Pieridae

Status: Rare resident

NENHP Ranking: S1, Tier 2

Range: This species is found from Alaska east to western Ontario and south to northern portions of California, Arizona and New Mexico. In Nebraska it has been found in Pine Ridge habitats in the panhandle.

Broods/Flight Times: One early summer flight from late May to mid-July

Larval Hostplant(s): Various crucifers including members of the following genera – Arabis, Barbarea, Brassica, Descurainia, Isatis, Lepidium, Raphanus, Sisymbrium and Thelypodium.

Habitat: Open meadows, hillsides and valleys

Found at: Gilbert-Baker SWMA

Overwintering: As a pupa

Similar Species: Olympia Marble

Notes: The Large marble was first recorded from the state in 1900, and most recently in 2004. Spanning that time frame it has been reported only a handful of times.

Large Marble, Photo by Matthew Brust
Large Marble – dorsal
Large Marble – ventral

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