An Updated Review of the Middle‐Late Jurassic Yanliao Biota: Chronology, Taphonomy, Paleontology and Paleoecology

The northeastern Chinese Yanliao Biota (sometimes called the Daohugou Biota) comprises numerous, frequently spectacular fossils of non‐marine organisms, occurring in Middle‐Upper Jurassic strata in western Liaoning, northern Hebei, and southeastern Inner Mongolia. The biota lasted for about 10 million years, divided into two phases: the Bathonian‐Callovian Daohugou phase (about 168–164 million years ago) and the Oxfordian Linglongta phase...