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古脊椎动物学报 ›› 1993, Vol. 31 ›› Issue (03): 225-230.

• 古脊椎动物学报 • 上一篇    下一篇

皖北志留纪盔甲鱼类的新发现

潘江, 陈烈祖   

  • 出版日期:1993-09-15 发布日期:1993-09-15

GERASPIDIDAE, A NEW FAMILY OF POLYBRAN.CHIASPIDIDA (AGNATHA) FROM SILURIAN OF NORTHERN ANHUI

Pan Jiang, Chen Liezu   

  • Published:1993-09-15 Online:1993-09-15

摘要: 本文记述了盔甲鱼类的一新属种—珍奇秀甲鱼(Geraspis rara gen. et sp. nov.),它代表一新科(Geraspididae fam. nov.)。头甲及其后覆盖鳞片部分呈正常连接。主要特征为:间带短,角呈狭长的三角形,伸向后方。侧背沟靠近头甲中背线。鳞为小而密集的菱形.

Abstract: The Wenlockian agnathan specimen described in this paper was collected by a filed team of Anhui Regional Geological Bureau during the 1985 field season from the lowermost part of Maoshan Formation or the upper most part of Fentou Formation in Wuwei district, N. Anhui.