Found this artifact in Black's Beach, San Diego. Looks like a 6-ft scorpion. A Eurypterid maybe? I video and 3D scanned the find and sent it to The Nat and ROM (Toronto). Waiting for a response. Here are a few pictures.
This ditch is likely to have been dug by the recent rains.
Compare the size to my wrist watch:
Closer look:
Wavefront .obj file:
Hit me up for high-res images, obj file, video, etc. Thanks!