| 释义 |
Psiloceras
基本例句
n.裸菊石⁵⁰ 菊石目;裸菊石科⁵⁰
ThePsilocerascalliphyllum assemblage is most likely equivalent to the CALLIPHYLLUM Zone of North Alps and the PLANORBIS Subzone of Northwest European Province.Psilocerascalliphyllum组合能够和北阿尔卑斯地区CALLIPHYLLUM菊石带比较, 证明北阿尔卑斯地区三叠系和侏罗系之间存在地层缺失。 |