【摘要】 <正> 二塘组是俞昌民、殷保安(1978)建立的,广泛分布于广西中部的武宣-象州地区,层型剖面在武宣二塘六卜岭西,屯头村至六峰山林场之间。嗣后,俞昌民、邝国敦对二塘组四射珊瑚进行了研究,建立了Lyrielasma guangxiense组合带(俞昌民等,1980)。王成源(1981)报道了二塘组上段产出的牙形刺Polygnathus perbonus,进一步确认了二塘组的层位。1978年,许汉奎曾更多还原

【Abstract】 The brachiopods described in this paper were collected from the Ertang Formation at Ertang of Wuxuan and the "Ertang Formation" at Dale of Xiangzhou, central Guangxi. They contain 10 genera and 14 species, eight of which are identified as new and the other as indeterminable as listed below: Devonochonetes? sp., Areostropkia sp.,更多还原