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Euphydryas chalcedona
Checkerspot butterfly but I don't know which one.
Pine forest at Yosemite NP.
Thank you Karen Saxton for the ID and the link. "Extremely variable" is the key.
read the description. It sounds as if this one has many variations and a lot of white spotting possible
Spotted on Jun 7, 2012
Submitted on May 23, 2013
![[Euphydryas aurinia]](https://lh3.ggpht.com/cKkvHnkePlQlnLS-PX92oClmtcWQlV6bu1-O27qhQgBdzWd0gKgY53PFgD2QVqRJK7CJsdQj2xtqLFITS3I=s62-c)
