Acanthotriletes |
Acanthotriletes erinaceus
|
France(Bretagne) |
Emsian |
|
Acanthotriletes |
Acanthotriletes erinaceus
|
USSR(Russian Platform) |
Frasnian |
|
Acanthotriletes |
Acanthotriletes polygamus
|
France(Bretagne) |
Early Siegenian |
Emsian |
Acanthotriletes |
Acanthotriletes polygamus
|
USSR(Russian Platform) |
Frasnian |
|
Acinosporites |
Acinosporites disparalis
|
France(Bretagne) |
Emsian |
|
Ambitisporites |
Ambitisporites avitus
|
France(Bretagne) |
Silurian |
|
Ambitisporites |
Ambitisporites avitus
|
France(Bretagne) |
Silurian |
|
Ammonidium |
Ammonidium alloiteauii
|
France(Bretagne) |
Late Ordovician |
Silurian |
Ammonidium |
Ammonidium alloiteauii
|
France(Bretagne) |
Early Siegenian |
Early Eifelian |
Ammonidium |
Ammonidium loriferum
|
France(Bretagne) |
Late Ordovician |
Silurian |
Ammonidium |
Ammonidium rigidum
|
France(Bretagne) |
Silurian |
|
Ammonidium |
Ammonidium sannemannii
|
France(Bretagne) |
Late Ordovician |
Silurian |
Anapiculatisporites |
Anapiculatisporites acerosus
|
France(Bretagne) |
Late Siegenian |
Emsian |
Anapiculatisporites |
Anapiculatisporites sp.A
sp. nov. |
France(Bretagne) |
Emsian |
|
Anapiculatisporites |
Anapiculatisporites spinellosus
|
France(Bretagne) |
Late Siegenian |
Emsian |
Ancyrochitina |
Ancyrochitina fragilis
|
France(Bretagne) |
Silurian |
|
Ancyrochitina |
Ancyrochitina sp
|
France(Bretagne) |
Pragian |
|