Margominuscula |
Margominuscula antiqua
|
China(Tientsin) |
Sinian |
|
Margominuscula |
Margominuscula rugosa
|
China(Tientsin) |
Sinian |
|
Margominuscula |
Margominuscula tennela
|
China(Tientsin) |
Sinian |
|
Megasacculina |
Megasacculina contragosa
|
China(Tientsin) |
Sinian |
|
Microconcentrica |
Microconcentrica cancellata
|
China(Tientsin) |
Sinian |
|
Microconcentrica |
Microconcentrica cymata
|
China(Tientsin) |
Sinian |
|
Microconcentrica |
Microconcentrica delicata
|
China(Tientsin) |
Sinian |
|
Microconcentrica |
Microconcentrica induplicata
|
China(Tientsin) |
Sinian |
|
Microconcentrica |
Microconcentrica parafusiformis
|
China(Tientsin) |
Sinian |
|
Nucellosphaeridium |
Nucellosphaeridium zonale
|
China(Tientsin) |
Sinian |
|
Orygmatosphaeridium |
Orygmatosphaeridium exile
|
China(Tientsin) |
Sinian |
|
Orygmatosphaeridium |
Orygmatosphaeridium rubiginosum
|
China(Tientsin) |
Sinian |
|
Paleamorpha |
Paleamorpha figurata
|
China(Tientsin) |
Sinian |
|
Paleamorpha |
Paleamorpha punctulata
|
China(Tientsin) |
Sinian |
|
Polynucella |
Polynucella biconcentrica
|
China(Tientsin) |
Sinian |
|
Polyporata |
Polyporata microporosa
|
China(Tientsin) |
Sinian |
|
Polyporata |
Polyporata obsoleta
|
China(Tientsin) |
Sinian |
|