Detailed shot of one of the best sea urchin fossils that I dug earlier this year in Comal County, Texas :) this one’s already available on Etsy. #fossils #fossilhinter #seaurchin #echinoid #geology #paleontology #rockhound #fossicking #texas #cretaceous #marine #animal #sanantonio #austin #satx #atx https://www.instagram.com/p/B21pJOMgGtj/?igshid=zegu1ks744l8