Size: 17-22mm

Seasonality: 

Distribution; California

Information: 

Description: Pronotum compact-cordate, quite wide, matte black. Antennae slender, overall rather short, entirely black, minimal pubescence.  Abdominal region/elytra nearly spherical; glossy black, may possess hint of blue, striae shallow, faint lines dotted with evenly spaced punctures, elytral margins weak but present--also lined with small divots.