摘要
Ｓｔｒｉａｔｏｔｈｅｃａ是地中海疑源类生物区的特征分子，该属主要分布于阿仑尼格期至兰维恩期。描述了产于贵州三都地区同高组下段（Ｎ２—Ｎ４笔石带）Ｓｔｒｉａｔｏｔｈｅｃａ的两个新种，它们是Ｓ．ｇｒａｎｕｌａ－ｔａｓｐ．ｎｏｖ．和Ｓ．ｓａｎｄｕｅｎｓｉｓｓｐ．ｎｏｖ．
Striatotheca,a diagnostic acritarch element of the Mediterranean palaeoplankton province,is mainly confined to the Arenig--Llanvirn age.Here described are 2 new species of Striatotheca(S.granulata sp.nov.and S.sanduensis sp.nov.)from the Lower Member of the Arenigian Tonggao Formation(graptolite biozones NZ--N4)of the Sandu area,Guizhou Province.
出处
《古生物学报》
CAS
CSCD
北大核心
1996年第4期495-499,534,共5页
Acta Palaeontologica Sinica
基金
高等学校博士学科点专项科研基金
关键词
疑源类
Striatotheca
新种
同高组
藻类
acritarch, new species,Striatotheca,Sandu Area,Guizhou Province,Tonggao Formation
