双壳类化石

鄂东南地区下侏罗统武昌组的双壳类化石

Nonmarine fossil bivalves from Wuchang formation , southeastern hubei , China

湘西南中生代含煤地层双壳类化石新材料

New materials of fossil bivalves from Mesozoic coal series in southwestern Hunan

河北阳原和蔚县中侏罗世双壳类化石的新发现

New discovery of Middle Jurassic nonmarine fossil bivalves from Yangyuan and Yuxian of Hebei

四川龙门山中段地区泥盆纪的双壳类化石

The Devonian bivalves from the central part of the Longmen mountain area , Sichuan

深圳地区发现早侏罗世双壳类化石

Discovery of Early Jurassic bivalves from Shenzhen area

河南方城一带下寒武统辛集组中双壳类化石的发现

The discovery of bivalves from the lower Cambrian Xinji formation in Fangcheng county . Henan Province

刊出部分化石图版，简述双壳类化石组合特征。

In addition , a brief account is also given on the characteristics of fossil bivalve assemblages .

位于拉萨地块南缘的叶巴组内首次采集到丰富的双壳类化石，共计有14个种和未定种。

Abundant bivalve fossils were first collected from a volcanic rock series ( Yaiba Formation ) on the southern margin of the Lhasa massif . They include 14 species and indeterminate species .

云南禄劝中泥盆世海口组为以碎屑岩为主的滨海相含煤沉积，地层中产有丰富的鱼类、植物和双壳类化石；

Abstract The Haikou Formation of Middle Devonian in Luquan contains coal bearing sediments ( predominantly clastic rocks ) which are of littoral origin and yield abundant fishes , fossil plants and pelecypods .