Acanthotriletes |
Acanthotriletes glauconitus
|
Nd |
Early Ordovician |
|
Acanthotriletes |
Acanthotriletes globulus
|
Nd |
Westphalian |
|
Acanthotriletes |
Acanthotriletes globulus
|
China(Szechwan) |
Late Triassic |
|
Acanthotriletes |
Acanthotriletes golenvauxii
|
Congo |
Late Artinskian |
|
Acanthotriletes |
Acanthotriletes grandis
|
Nd |
Late Visean |
Early Namurian |
Acanthotriletes |
Acanthotriletes grandispinus
|
Nd |
Frasnian |
|
Acanthotriletes |
Acanthotriletes granulatus
|
Nd |
Late Pennsylvanian |
|
Acanthotriletes |
Acanthotriletes guangxiensis
|
Nd |
Early Devonian |
|
Acanthotriletes |
Acanthotriletes hacquebardii
|
Canada(Nova Scotia) |
Mississippian |
|
Acanthotriletes |
Acanthotriletes halei
|
Nd |
Early Carboniferous |
|
Acanthotriletes |
Acanthotriletes hastatus
|
Nd |
Visean |
|
Acanthotriletes |
Acanthotriletes heterochaetus
|
Nd |
Permian |
|
Acanthotriletes |
Acanthotriletes heterodontus
|
Nd |
Late Givetian |
|
Acanthotriletes |
Acanthotriletes hirsutus
|
USSR(Russian Platform) |
Devonian |
|
Acanthotriletes |
Acanthotriletes hirtus
|
Nd |
Middle Carboniferous |
|
Acanthotriletes |
Acanthotriletes hirtus
|
USSR(Russian Platform) |
Frasnian |
|
Acanthotriletes |
Acanthotriletes horridus
|
Nd |
Mississippian |
|