Euchloe ausonides (Lucas, 1852)
Status: Rare resident
NENHP Ranking: S1 Tier2
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.
Larval Hostplant(s): Various crucifers including members of the following genera – Arabis, Barbarea, Brassica, Descurainia, Isatis, Lepidium, Raphanus, Sisymbrium and Thelypodium.
Broods/Flight Times: One early summer flight from late May to mid-July.
Overwintering: As pupae.
Habitat: Open meadows, hillsides and valleys.
Avg. Wingspan: 1 1/2 – 2 inches
Found at: Gilbert-Baker SWMA
Notes: Olympia Marble