Ornate Checkered Beetle, yellow var. - Trichodes ornatus Edgewood Preserve, San Mateo County, California, USA May 20, 2018 Size: ~10 mm
My sense is that these beetles chew up the stamens of their host plants leaving them mangled, as in this Winecup Clarkia.
Contributed by iNaturalist on 20 September, 2018 - 12:13pm |