Sorry I could not catch a dorsal view. Dashes along the forewing edge make me think it's a dark morph female eastern tiger swallowtail but not sure... Any help much appreciated
First Spicebush Butterfly seen this year laid an egg on a young spicebush shrub.
Oak Creek, Red Rock State Park, Sedona, Red Rock Country, Coconino National Forest, Maricopa County, Arizona
Riparian area under redwoods.