Burejospermum |
Burejospermum
|
Spitsbergen |
Barremian |
|
Burejospermum |
Burejospermum crassitestum
|
Spitsbergen |
Barremian |
|
Dictyothylakos |
Dictyothylakos
|
Spitsbergen |
Barremian |
|
Dictyothylakos |
Dictyothylakos pesslerae
|
Spitsbergen |
Barremian |
|
Dictyothylakos |
Dictyothylakos sp. Dijk.,1961
sp. nov. |
Nd |
Nd |
|
Dictyothylakos |
Dictyothylakos sp. Hugh.,1955
sp. nov. |
Nd |
Nd |
|
Dictyothylakos |
Dictyothylakos sp. Melc.& Hall,1983
sp. nov. |
Nd |
Nd |
|
Dictyothylakos |
Dictyothylakos sp. Sing.,1964
sp. nov. |
Nd |
Nd |
|
Dictyothylakos |
Dictyothylakos sp.A Gunt.& Hill.,1972
sp. nov. |
Nd |
Nd |
|
Dictyothylakos |
Dictyothylakos spitsbergensis
sp. nov. |
Spitsbergen |
Barremian |
|
Pilothylakos |
Pilothylakos
|
Spitsbergen |
Barremian |
|
Pilothylakos |
Pilothylakos pilosus
sp. nov. |
Spitsbergen |
Barremian |
|