Ancyrochitina |
Ancyrochitina ancyrea
|
Nd |
Early Ludlovian |
|
Ancyrochitina |
Ancyrochitina primitiva
|
Nd |
Early Ludlovian |
|
Baltisphaeridium |
Baltisphaeridium arbusculiferum
|
Nd |
Early Ludlovian |
|
Baltisphaeridium |
Baltisphaeridium cariniosum
|
Nd |
Early Ludlovian |
|
Baltisphaeridium |
Baltisphaeridium granulatispinosum
|
Nd |
Early Ludlovian |
|
Baltisphaeridium |
Baltisphaeridium longispinosum
|
Nd |
Early Ludlovian |
|
Baltisphaeridium |
Baltisphaeridium microcladum
|
Nd |
Early Ludlovian |
|
Baltisphaeridium |
Baltisphaeridium nanum
|
Nd |
Early Ludlovian |
|
Baltisphaeridium |
Baltisphaeridium ramusculosum
|
Nd |
Early Ludlovian |
|
Baltisphaeridium |
Baltisphaeridium robustispinosum
|
Nd |
Early Ludlovian |
|
Baltisphaeridium |
Baltisphaeridium wenlockense
|
Nd |
Early Ludlovian |
|
Conochitina |
Conochitina claviformis
|
Nd |
Early Ludlovian |
|
Conochitina |
Conochitina filifera
|
Nd |
Early Ludlovian |
|
Conochitina |
Conochitina intermedia
|
Nd |
Early Ludlovian |
|
Conochitina |
Conochitina lagenomorpha
|
Nd |
Early Ludlovian |
|
Conochitina |
Conochitina tuba
|
Nd |
Early Ludlovian |
|
Cymatiosphaera |
Cymatiosphaera wenlockia
|
Nd |
Early Ludlovian |
|