搜索结果: 1-1 共查到“理学 Silurian-Devonian Boundary”相关记录1条 . 查询时间(0.203 秒)
New genus of chondrichthyans from the Silurian-Devonian boundary deposits of Tuva (Russia)
Chondrichthyans Elegestolepids Silurian Devonian Tuva
2009/10/20
The scales of T.schultzei display significant morphological variation and are characterized by a very fine, comparatively wide and flat crown with longitudinal ribs and a small and short neck. The gro...