
Phellopsis porcata
processed this one to submit to BugGuide and liked it enough to post it here too. I hope someone over there can shed some light on this strange guy, as I am pretty stumped.
edit - love BugGuide - it took about a minute for someone to come up with this guy. As far as I can tell it's a very good ID, only one species possible.

Antennae 11-segmented with a 3-segmented club. Antennal setation sparse. Eyes well-developed, elongate-oval, somewhat reniform, coarsely faceted, extending well onto dorsal portion of head. Males with setose pit on submentum. Lateral margins of pronotum arcuate to sinuate, without distinct lobes. Pronotal disc with several depressions and numerous small, round tubercles. Hypomeron without depressions or antennal cavities. Prosternum without distinct transverse groove. Procoxal cavities narrowly.. more