bangkok-thailand, july 15, 2017: the fossil of a prehistoric her

aged ancestor ancient archeology biology bone brown buddhabutrensis bygone cambrian carbon carbonization carp dinosaur eocene evolution excavation extinct fin fish forefather fossil fossilized herbivorous imprint jurassic lepidotes million neolithic old palaeontology paleolithic paleontology paleozoic period prehistoric prehistory remnant research rock sandstone science skeleton specimen spine stone strata texture textured