Many large vertebrate fossils were discovered in the sandstone of the late Early Cretaceous-early Lat Cretaceous Albian-摘要在1:25万鸡西市幅区域地质调查中，于早白垩世晚期－晚白垩世早期阿尔布－赛诺曼期猴石沟组砂岩中发现大型脊椎动物化石。