I think I have this ID correct (just learning about it). This (and more) was on a young California Buckeye. About 3" diameter.
About 2.5" long.
Under old log. I'm pretty sure those are eggs beneath the bottom one. So cool!
Doing some insect hunting.
Flower buds just starting.
2 Males & 1 Female in this area.
Found on it's back/dead on path. Noted an injury on it's head when I turned it over. About 6" long.
In a redwood tree.
On the wire trying to run the pigeons off.
There were a flock of these just now feeding in a Privet tree. Just a little too far for my camera.
Saw these in abundance last summer; but never found any larvae.
Today's sightings of numerous adults in two neighborhood yards graced with blue passionflowers suggests that they did breed successfully in '14.
Two individuals in this post; possibly male and female?
Stealing acorns from an acorn woodpecker granary.