Polyedryxium |
Polyedryxium simplex
|
Algeria |
Late Givetian |
Early Frasnian |
Stellinium |
Stellinium micropolygonale
|
Algeria |
Late Givetian |
Strunian |
Tornacia |
Tornacia sarjeantii
|
Algeria |
Late Givetian |
Early Frasnian |
Umbellasphaeridium |
Umbellasphaeridium deflandrei
|
Algeria |
Late Givetian |
Strunian |
Veryhachium |
Veryhachium polyaster
|
Algeria |
Late Givetian |
Famennian |
Veryhachium |
Veryhachium trispinosum
|
Algeria |
Late Givetian |
Early Frasnian |
Apiculiretusispora |
Apiculiretusispora granulata
|
Algeria |
Early Frasnian |
Middle Frasnian |
Hystricosporites |
Hystricosporites blessii
|
Algeria |
Early Frasnian |
Middle Frasnian |
Verrucosisporites |
Verrucosisporites bulliferus
|
Algeria |
Early Frasnian |
Middle Frasnian |
Verrucosisporites |
Verrucosisporites bullatus
|
Algeria |
Early Frasnian |
Middle Frasnian |
Grandispora |
Grandispora daemonii
|
Algeria |
Early Frasnian |
Middle Frasnian |
Ancyrospora |
Ancyrospora langii
|
Algeria |
Early Frasnian |
Middle Frasnian |
Cymatiosphaera |
Cymatiosphaera labyrinthica
|
Algeria |
Early Frasnian |
Middle Frasnian |
Cymatiosphaera |
Cymatiosphaera velicarina
|
Algeria |
Early Frasnian |
Middle Frasnian |
Duvernaysphaera |
Duvernaysphaera tessella
|
Algeria |
Early Frasnian |
Middle Frasnian |
Eisenackidium |
Eisenackidium martensianum
|
Algeria |
Early Frasnian |
Middle Frasnian |
Elektoriskos |
Elektoriskos tenuis
|
Algeria |
Early Frasnian |
Middle Frasnian |