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Rhopalomyia californica (Diptera: Cecidomyiidae) Coyote Brush Bud Gall Midge Knowland Park, Oakland, Alameda County, California April 18, 2008 Newly emerged adult from gall on Baccharis pilularis (coyote brush).
Newly emerged adult from gall on Baccharis pilularis (coyote brush).
