Early Cretaceous amber from the Heibaoshan-Handaqi Basin, Heilongjiang Province, Northeast China

Cretaceous amber plays a crucial role in understanding the evolution of Late Mesozoic biotas and changes in palaeoclimates and palaeoenvironments. This paper reports amber, insects and plant fossils from the Lower Cretaceous Jiufengshan Formation in Heihe City, Heilongjiang Province, Northeast...