A fossil of lacewings is described and figured. The well-preserved specimen was recovered from the Upper Jurassic Laiyan......

我国的海洋、湖泊、河流、池塘、沟渠中均生活着丰富的软体动物瓣鳃类。根据埋存在地层中化石的记载,5亿年前就有它们的祖先。在漫......

An almost complete juvenile dinosaur skull with lower jaw was discovered from the Early Cretaceous Yixian Formation in B......

During a molecular characterization of the genus Dictyota J. V. Lamouroux (Phaeophyceae, Dictyotales) along the Mexican ......

A femur fragment with an Early Lutetian (early Middle Eocene) age is the world’s oldest fossil record from a seal, and,......

文章描述了云南寒武纪早期澄江生物群小细丝海绵属一新种螺旋小细丝海绵(Leptomitella spiralis sp. nov.)。新种具有横向骨针束围......

This paper deals with a fossil taxon of Bittacidae (Mecoptera, Insecta) collected from the Middle Jurassic Haifanggou Fo......