bangkok-thailand, july 15, 2017: the fossil of a prehistoric fish (parambassis paleosiamensis) from tertiary period in public

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