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广西南宁渐新世基于咽齿的鲤亚科一新属

陈耿娇 岑立地 刘娟

古脊椎动物学报2017,Vol.55Issue(3):201-209,9.
古脊椎动物学报2017,Vol.55Issue(3):201-209,9.

广西南宁渐新世基于咽齿的鲤亚科一新属

Cyprinus-like pharyngeal bones and teeth (Teleostei, Cypriniformes, Cyprinidae) from the Early-Middle Oligocene deposits of South China

陈耿娇 1岑立地 2刘娟1

作者信息

  • 1. 广西壮族自治区自然博物馆 南宁530012
  • 2. 现代古生物学和地层学国家重点实验室,中国科学院南京地质古生物研究所 南京210008
  • 折叠

摘要

Abstract

Here we describe +Nanningocyprinus wui gen.et sp.nov,a fossil Cyprinus-like fish from the Early-Middle Oligocene deposits of Langdong,Nanning Basin,Guangxi Province,South China.+Nanningocyprinus wui is represented by a number of pharyngeal bones and teeth.It differs from all other cyprinid fishes in the following character combination:tooth formula -3·2· 1,crushing molar-like A 1 much larger than A2,only one groove on the grinding surface of A2 and B1 respectively,and the anterior angle of the pharyngeal bone triangular and prominent.The new-found Cyprinus-like fish,along with the previously known Late Eocene +Eoprocypris maomingensis (Procypris-like) and Oligocene ++Huashancyprinus robustispinus (Cyprinus-like) from South China,further indicates an early branching and diversification of the Cyprininae (Cyprinidae) in this area.

关键词

广西南宁盆地/邕宁组/渐新世/鲤属/咽骨及咽齿

Key words

Nanning Basin/Yongning Formation, Oligocene/Cyprinidae, pharyngeal bone and teeth

分类

生物科学

引用本文复制引用

陈耿娇,岑立地,刘娟..广西南宁渐新世基于咽齿的鲤亚科一新属[J].古脊椎动物学报,2017,55(3):201-209,9.

基金项目

广西壮族自治区自然科学基金(编号:2013GXNSFAA019284)、现代古生物学和地层学国家重点实验室基金(中国科学院南京地质古生物研究所)(编号:123104)和国家自然科学基金(批准号:41162002)资助.This study was supported by Natural Science Foundation of Guangxi (Grant No.2013GXNSFAA019284),State Key Laboratory of Palaeobiology and Stratigraphy (Grant No.123104),and National Natural Science Foundation of China (Grant No.41162002). (编号:2013GXNSFAA019284)

古脊椎动物学报

OA北大核心CSCDCSTPCD

1000-3118

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