Planorbis

常见例句

The Psiloceras calliphyllum assemblage is most likely equivalent to the CALLIPHYLLUM Zone of North Alps and the PLANORBIS Subzone of Northwest European Province.
Psiloceras calliphyllum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。
Planorbis caenosus
[医] 扁卷螺
Planorbis corneus
角扁螺
planorbis planorbis
扁卷螺