Lophosphaeridium |
Lophosphaeridium triangulatum
|
England(Shropshire) |
Wenlockian |
|
Filisphaeridium |
Filisphaeridium brevispinosum
|
England(Shropshire) |
Wenlockian |
Gedinnian |
Buedingiisphaeridium |
Buedingiisphaeridium pyramidale
|
England(Shropshire) |
Early Ludlovian |
|
Marrocanium |
Marrocanium simplex
|
Nd |
Arenigian |
Early Llanvirnian |
Multiplicisphaeridium |
Multiplicisphaeridium imperfectum
|
Nd |
Late Arenigian |
Early Llanvirnian |
Multiplicisphaeridium |
Multiplicisphaeridium multiradiale
|
Nd |
Late Arenigian |
Early Llanvirnian |
Multiplicisphaeridium |
Multiplicisphaeridium ramificatum
|
Nd |
Late Arenigian |
Early Llanvirnian |
Multiplicisphaeridium |
Multiplicisphaeridium tenuatum
|
Nd |
Late Arenigian |
Early Llanvirnian |
Navifusa |
Navifusa navicula
|
Nd |
Late Arenigian |
Early Llanvirnian |
Ooidium |
Ooidium mordidum
|
Nd |
Late Arenigian |
Early Llanvirnian |
Orthosphaeridium |
Orthosphaeridium ternatum
|
Nd |
Arenigian |
Early Llanvirnian |
Picostella |
Picostella perforata
|
Nd |
Late Arenigian |
Early Llanvirnian |
Pirea |
Pirea dubia
|
Nd |
Arenigian |
Early Llanvirnian |
Picostella |
Picostella ornata
|
Nd |
Late Arenigian |
Late Llanvirnian |
Schizodiacrodium |
Schizodiacrodium inexspectatum
|
Nd |
Late Arenigian |
Early Llanvirnian |
Schizodiacrodium |
Schizodiacrodium ramiferum
|
Nd |
Late Arenigian |
Early Llanvirnian |
Striatotheca |
Striatotheca insolita
|
Nd |
Late Arenigian |
Early Llanvirnian |