Trace fossils are fossilized structures produced on or within a substrate by the life processes of ancient organisms, including…
Trace fossils are fossilized structures produced on or within a substrate by the life processes of ancient organisms, including…
Trace fossils are fossilized structures produced on or within a substrate by the life processes of ancient organisms, including…
遗迹化石是指地质历史时期生物在沉积物表面或其内部产生的各种生命活动记录，包括足迹、移迹、潜穴、钻孔和其它构造（如根系内模、蛋化石和粪化石等）。由单个底栖生物群落产生的遗迹化石组合称为遗迹群落。遗迹群落是重建沉积环境、恢复古环境参数（如相对氧含量、水深、盐度等…