''Euchloe lotta'', the desert marble, is a species of butterfly that occurs in the interior of

British Columbia British Columbia (commonly abbreviated as BC) is the westernmost province of Canada, situated between the Pacific Ocean and the Rocky Mountains. It has a diverse geography, with rugged landscapes that include rocky coastlines, sandy beaches, ...

, Canada.Desert Marble
Butterflies of Canada It is mostly white with black markings on the topside of the forewing tips and body. The underside has greenish-grey veins especially in the hindwing. The wingspan is from 38 to 40 mm. The desert marble's flight season in North America is from April to May. It inhabits sagelands, deserts, juniper woodland, dry, rocky areas, dry ravines, and canyon walls. Larvae feed on '' Arabis furcata'', '' Arabis sparsiflora'', '' Arabis bolboellii'', and '' Halimolobos whitedi''.''Euchloe''
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References

Euchloe Butterflies of North America Butterflies described in 1898 {{Pieridae-stub