The Tournaisian productoid brachiopods,discovered at the base of the Luzhai Formation of the Jinzishan Section,Xing′an county,Guangxi,South China,including a new,a conformis and six indeterminate species,plus two forms described in open nomenclature,were described in this paper.
在鹿寨组底部发现的长身贝类以及近年在桂林南边村和黔南睦化剖面腕足动物群的发现显示出华南台缘斜坡—盆地相区杜内阶中的腕足动物群具有极高的属种分异度,不但有大量见于世界其他地方同期动物群中的分子,也包含有不少原本认为只在维宪阶或更高层位出现的类型或全新的类型,说明华南台缘斜坡—盆地相区不但与世界其他地区的腕足动物群之间存在密切的生物地理区系联系,而且华南台缘斜坡—盆地相区是杜内期腕足动物起源和辐射演化的重要策源地之一。
Late Tournaisian conodonts from the Jiehejie Formation in the Qinling Mountains, situated between the North China Platform and South China Platform are first described and illustrated in this paper.
首次描述并图示了位于华北地台和华南地台之间的秦岭山脉中的早石炭世杜内阶上部的牙形刺。
The geological age is assumed to be Early Carboniferous Tournaisian.
5%)为主,确定其地质时代为早石炭世杜内期。
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