遗迹化石（trace fossil）是指地质历史时期的生物遗留在沉积物表面或沉积物内部的各种生命活动的形迹构造形成的化石。不包括由生物体变成的实体化石，更不包括各种自然应力（物理的和化学的）所形成的无机沉积构造。从沉积学角度来看也可以说遗迹化石是各种生物成因的沉积构造，如各种生物扰动、足迹、移迹、潜穴、粪化石等；以及生物侵蚀构造，如钻孔等。
misc. trace fossil
其总体沉积特征为：河道频繁分支与迁移，发育各种沉积构造及生物遗迹化石。
The total sedimentation was that rivers were branching and migrating frequently, and the sedimentary structures and fossil of ichnite were growing generally.
这些史前黄蜂蜂巢——古生物学家称为遗迹化石——可以追溯到7500万年前的蒙大拿州。
These prehistoric wasp cocoons, known as trace fossils among paleontologists, date back 75 million years to what is now Montana.
记述了湘西北地区志留、泥盆系的遗迹化石14属，28种、亚种（包括15新种，2新亚种）。
Here described are Silurian-Devonian ichnofossils from northwestern Hunan, with a total of 14 genera, 28 species and 2 subspecies(including 15 new species and 2 new subspecies).
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