Nannoceratopsis |
Nannoceratopsis gracilis
|
Alaska |
Hauterivian |
Barremian |
Osmundacidites |
Osmundacidites sp
|
Alaska |
Hauterivian |
Barremian |
Chytroeisphaeridia |
Chytroeisphaeridia pericompsa
|
Alaska |
Hauterivian |
Barremian |
Boreocysta |
Boreocysta butticula
|
Alaska |
Hauterivian |
Barremian |
Lycopodiumsporites |
Lycopodiumsporites sp
|
Alaska |
Hauterivian |
Barremian |
Densosporites |
Densosporites sp
|
Alaska |
Hauterivian |
Barremian |
Contignisporites |
Contignisporites cooksoniae
|
Alaska |
Hauterivian |
Barremian |
Cleistosphaeridium |
Cleistosphaeridium sp
|
Alaska |
Hauterivian |
Barremian |
Lycopodiumsporites |
Lycopodiumsporites sp
|
Alaska |
Hauterivian |
Barremian |
Densosporites |
Densosporites sp
|
Alaska |
Hauterivian |
Barremian |
Cicatricosisporites |
Cicatricosisporites sp
|
Alaska |
Hauterivian |
Barremian |
Cicatricosisporites |
Cicatricosisporites australiensis
|
Alaska |
Hauterivian |
Barremian |
Aequitriradites |
Aequitriradites spinulosus
|
Alaska |
Hauterivian |
Barremian |
Muderongia |
Muderongia tetracantha
|
Alaska |
Hauterivian |
Barremian |