Acanthotriletes |
Acanthotriletes erinaceus
|
USSR(Urals) |
Early Visean |
Middle Visean |
Acanthotriletes |
Acanthotriletes rarispinosus
|
USSR(Urals) |
Late Tournaisian |
|
Anisozonotriletes |
Anisozonotriletes cristifer
|
USSR(Urals) |
Early Tournaisian |
Early Visean |
Archaeozonotriletes |
Archaeozonotriletes celebratus
|
USSR(Urals) |
Early Visean |
|
Archaeozonotriletes |
Archaeozonotriletes famenensis
|
USSR(Urals) |
Early Tournaisian |
|
Archaeozonotriletes |
Archaeozonotriletes giganteus
|
USSR(Urals) |
Early Visean |
|
Archaeozonotriletes |
Archaeozonotriletes spinosus
|
USSR(Urals) |
Late Tournaisian |
|
Archaeozonotriletes |
Archaeozonotriletes veleus
|
USSR(Urals) |
Early Visean |
|
Azonaletes |
Azonaletes costatus
|
USSR(Urals) |
Middle Visean |
|
Azonaletes |
Azonaletes radforthii
|
USSR(Urals) |
Middle Visean |
|
Azonomonoletes |
Azonomonoletes duplex
|
USSR(Urals) |
Early Visean |
|
Camarozonotriletes |
Camarozonotriletes knoxi
|
USSR(Urals) |
Early Visean |
Middle Visean |
Diatomozonotriletes |
Diatomozonotriletes saetosus
|
USSR(Urals) |
Early Visean |
Middle Visean |
Dictyotriletes |
Dictyotriletes tenellus
|
USSR(Urals) |
Early Visean |
|
Dictyotriletes |
Dictyotriletes tschernyschensis
|
USSR(Urals) |
Late Tournaisian |
Early Visean |
Euryzonotriletes |
Euryzonotriletes appendices
|
USSR(Urals) |
Early Visean |
Middle Visean |
Euryzonotriletes |
Euryzonotriletes auritus
|
USSR(Urals) |
Early Visean |
Middle Visean |