Sphaerochitina |
Sphaerochitina acanthifera
|
Wales |
Ludlovian |
Downtonian |
Angochitina |
Angochitina echinata
|
Wales |
Ludlovian |
Downtonian |
Conochitina |
Conochitina lagenomorpha
|
Wales |
Ludlovian |
Downtonian |
Conochitina |
Conochitina intermedia
|
Wales |
Ludlovian |
Downtonian |
Micrhystridium |
Micrhystridium parinconspicuum
|
Wales |
Ludlovian |
Downtonian |
Micrhystridium |
Micrhystridium stellatum
|
Wales |
Ludlovian |
Downtonian |
Veryhachium |
Veryhachium trispinosum
|
Wales |
Ludlovian |
Downtonian |
Veryhachium |
Veryhachium wenlockium
|
Wales |
Ludlovian |
Downtonian |
Veryhachium |
Veryhachium rhomboidium
|
Wales |
Ludlovian |
Downtonian |
Lophosphaeridium |
Lophosphaeridium granulosum
|
Wales |
Ludlovian |
Downtonian |
Baltisphaeridium |
Baltisphaeridium wenlockense
|
Wales |
Ludlovian |
Downtonian |
Leiosphaeridia |
Leiosphaeridia wenlockia
|
Wales |
Ludlovian |
Downtonian |
Angochitina |
Angochitina filosa
|
Wales |
Ludlovian |
Downtonian |
Ancyrochitina |
Ancyrochitina ancyrea
|
Wales |
Ludlovian |
Downtonian |
Ancyrochitina |
Ancyrochitina primitiva
|
Wales |
Ludlovian |
Downtonian |
Hoegisphaera |
Hoegisphaera complanata
|
Wales |
Ludlovian |
Downtonian |
Desmochitina |
Desmochitina erratica
|
Wales |
Ludlovian |
Downtonian |