marbled white

US /ˈmɑːrbəld waɪt/
UK /ˈmɑːrbəld waɪt/
"marbled white" picture
1.

a butterfly, Melanargia galathea, with black and white patterned wings, found in grassy areas of Europe and Asia.

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The marbled white butterfly fluttered gracefully among the wildflowers.
We spotted a beautiful marbled white on our hike through the meadow.