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西藏仲巴、萨噶、纳木湖地区早二叠世的四射珊瑚
EARLY LOWER PERMIAN RUGOSE CORALS FROM THE SAGA,ZHONGBA AND NAMCO AREAS OF XIZANG
【Author】 Wang Zengji (Institute of Geology,Chinese Academy of Geological Sciences) Liu Shikun (Geological Serveying Team of Xizang)
【机构】 中国地质科学院地质研究所; 西藏地质局综合地质研究队;
【摘要】 <正>本文描述的四射珊瑚标本,是1977—1979年间刘士坤同志和韩同林同志分别采于西藏昂仁至仲巴一带和西藏纳木湖地区。上述地区早二叠世地层零星出露,但四射珊瑚化石却很丰富。文中描述的四射珊瑚化石包括7科,14属,38种,4个未定种(其中有1新科, 1新属,27新种)。这些属种多产于下二叠统浪错群下组或其相当层位。
【Abstract】 The Early Lower Permian rugose corals discribed in this paper were collected from the lower part of the Lower Permian Longco Group in the Saga,Zhongba and Namco areas of Xizang,beloging to the Early Lower Permian in age.It is equivalent to the Upper part of the Lower Permian Qixia Formation in South China.In this paper there are 1 new Family,14 genera (including 1 new genus),38 species (including 27 new species) and 4 indeterminated species.The list of there are as follows:Triseptaphyllidae (Fam.nov.)Triseptaphyllum sinense (gen.et sp.nov.),Triseptaphyllum multiseptatam (gen.et sp.nov.),Triseptaphyllum ellipticum (gen.et sp. nov.),Duplophyllum(?) schidewolfi Schouppè et Stacul,Lytvolasma asymetricum Soshkina,Lytvclasma botrioseptatam (sp.nov.) Lytvolasma circularum (sp. nov.),Lytvolasma ellipticum Wu,Lytvolasma sp.,Plerophyllum tumefactum (sp.nov.),Calophyllum paramagnum (sp.nov.),Cyathocarinia rariseptata (sp.nov.),Cyathaxonia orientalis Dobrolyubova,Cyathaxonia jiajiaensis (sp. nov.),Cyathaxonia elliptica (sp.nov.),Cyathaxonia graciliseptata (sp.nov.), Cyathaxonia dilatacusa (sp.nov.),Lophophyllidium wichmanni Gerth, Lophophyllidium crassothecum (sp.nov.),Lophophyllidium parawichmanni (sp.nov.),Lophophyllidium multiseptatum Grabau,Lophophyllidium sp., Timorphyllum variabilis Gerth,Verbeekiella namuensis (sp.nov.),Wannero- phyllum elongatum Schouppe et Stacul,Wannerophyllum cuneatum(sp.nov.), Wannerophyllum conjunctivum (sp.nov.),Wannerophyllum timoricum Schouppe et Stacul,Wannerophyllum irregulare(sp.nov.),Cravenia sp.,Cravenia sjmme- tricum (sp.nov.),Paraleynia irregularis (sp.nov.),Paraleynia discretusa (sp.nov.),Paraleynia crassotheca(sp,nov.),Amplexocarinia geyeri Heritsch, Amplexocarinia minor (sp.nov.),Amplexocarinia composita Schouppe et Sta- cul,Amplexocarinia zhongbaensis (sp.nov.),Amplexocarinia graciliseptata (sp. nov.) Amplexocarinia jonkeri (Koker),Amplexocarinia cylindrica (sp.nov.), Amplexocarinia sp.
- 【会议录名称】 青藏高原地质文集(7)——地层·古生物
- 【会议时间】1982-12
- 【分类号】Q915