Explanation of Names
Pseudocneorhinus obesus (Roelofs 1873)
Similar to P. bifasciatus, but elytra with numerous, longer spiky erect scales (in P. bifasciatus, scales are hair-like, not flattened, inconspicous and distinctly shorter than interval width)
In P. obesus, the elytra are widest behind middle (pear-shaped); in P. bifasciatus, widest at basal third to middle.
Native to E Asia (Korea, ne China, Japan, Russian Far East), adventive in our area (recorded from NY, NJ, PA, KY, GA, VA and DC)(1)
Atlas of beetles of Russia
to get the difference - but may show a third species (info I. Kizub). See images of reliably identified specimens in (1)