腕足类动物相关论文
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
The alleged 'holotype' of the bivalve Yangtzedontaprimitiva Yu, 1985 figured by Qian (2001) is a broken and dist......
由地理分发上的 reasearch,在双极的分发的九个类从二叠的腕足类动物的一种被选择。这些 taxa 在北方的领域,五个类被导出从从中间高......
Atrypid Brachiopods from the Upper Devonian Wangchengpo Formation (Frasnian)of Southern Guizhou, Chi
The Wangchengpo Frasnian section of Dushan County contains two atrypid brachiopod assemblages.The lower is characterized......