Nelchinopsis |
Nelchinopsis kostromiensis
|
Alaska(North Slope) |
Valanginian |
|
Nelchinopsis |
Nelchinopsis kostromiensis
|
Alaska(North Slope) |
Valanginian |
|
Nelchinopsis |
Nelchinopsis kostromiensis
|
Alaska(North Slope) |
Valanginian |
|
Nelchinopsis |
Nelchinopsis kostromiensis
|
Alaska(North Slope) |
Valanginian |
|
Nelchinopsis |
Nelchinopsis kostromiensis
|
Alaska(North Slope) |
Valanginian |
|
Neoraistrickia |
Neoraistrickia sp
|
Alaska(North Slope) |
Early Cretaceous |
|
Odontochitina |
Odontochitina operculata
|
Alaska(North Slope) |
Aptian |
Albian |
Odontochitina |
Odontochitina operculata
|
Alaska(North Slope) |
Barremian |
Aptian |
Odontochitina |
Odontochitina operculata
|
Alaska(North Slope) |
Barremian |
Aptian |
Odontochitina |
Odontochitina operculata
|
Alaska(North Slope) |
Barremian |
Aptian |
Odontochitina |
Odontochitina operculata
|
Alaska(North Slope) |
Early Cretaceous |
|
Odontochitina |
Odontochitina operculata
|
Alaska(North Slope) |
Barremian |
Aptian |
Odontochitina |
Odontochitina operculata
|
Alaska(North Slope) |
Barremian |
Aptian |
Odontochitina |
Odontochitina operculata
|
Alaska(North Slope) |
Barremian |
|
Odontochitina |
Odontochitina operculata
|
Alaska(North Slope) |
Hauterivian |
|
Odontochitina |
Odontochitina operculata
|
Alaska(North Slope) |
Hauterivian |
|
Odontochitina |
Odontochitina operculata
|
Alaska(North Slope) |
Aptian |
Albian |