【摘要】 <正> 本文所研究的标本共10件,保存完美,采自湖南零陵普利桥北部的上泥盆统锡矿山组上部泥灰岩,系一新种(Yunnanellina undatussulc-us sp.nov.)。与之共生的有Yunnanellina han-buryi.Y.uniplicata,Y.triplicata,Tenticospiri-fer vilis var.Kwangsiensis,Camarotoechia hu-nanensis,Productellana linglingensis,Athyris gu-rdoni,A.gurdoni var.transversalis等,新种的时代为晚泥盆世锡矿山期晚期。化石描述云南贝科Yunnanellidae Rzho-nsnitskaya,1959准云南贝属Genus YunnanellinaGrabau,1931波状槽准云南贝(新种)Yunnane-llina undatussulcus sp.von.(图版Ⅰ,图1,2)材料完整贝体10个。描述贝体较小,轮廓近五边形。壳宽与更多还原

【Abstract】 The brachiopods described in this paper were collected from the marl of the Upper Devonian Hsi- kuangshan Formation which is corresponding to the Upper-middle Famenian Formation,at Puli- qiao of Lingling in Hunan.The species has been named Yunnanellina undatussulcus sp,nov.by the author,usually in association with Yunnanellina hanburyi,Y.uniplicata,Y.triplicata,Tenticospi- rifer villis var.kwangsiensis,Camarotoechia huna- nensis,Productellana linglingensis,Athyris gurdoni and A.gurdoni var,transversalis,belonging to the Upper Hsikuangshan Formation of the Upper De- vonian age.更多还原