Trachyoligotriletes |
Trachyoligotriletes planus
|
Nd |
Algonkian |
|
Trachyoligotriletum |
Trachyoligotriletum
|
USSR(Russian Platform) |
Ordovician |
|
Trachytriletes |
Trachytriletes
|
USSR(Russian Platform) |
Early Cambrian |
|
Trachytriletes |
Trachytriletes
|
USSR(Russian Platform) |
Ordovician |
|
Trematosphaeridium |
Trematosphaeridium sp
|
USSR(Urals) |
Middle Riphean |
|
Trematosphaeridium |
Trematosphaeridium sp
|
USSR(Siberia) |
Middle Riphean |
|
Trematosphaeridium |
Trematosphaeridium sp
|
USSR(European) |
Middle Riphean |
|
Triadispora |
Triadispora
|
England |
Late Permian |
Early Triassic |
Triadispora |
Triadispora crassa
|
Nd |
Early Triassic |
|
Triadispora |
Triadispora epigona
|
Nd |
Middle Triassic |
|
Triadispora |
Triadispora falcata
|
Nd |
Early Triassic |
|
Triadispora |
Triadispora plicata
|
Nd |
Middle Triassic |
|
Triadispora |
Triadispora staplini
|
Nd |
Early Triassic |
|
Triancoraesporites |
Triancoraesporites ancorae
|
Canada(Arctic) |
Rhaetian |
|
Triancoraesporites |
Triancoraesporites communis
|
Canada(Arctic) |
Norian |
Early Jurassic |
Triancoraesporites |
Triancoraesporites communis
|
E.Germany(Suhl) |
Late Rhaetian |
|
Triancoraesporites |
Triancoraesporites reticulatus
|
E.Germany(Suhl) |
Late Rhaetian |
|