Hystrichosphaeridium |
Hystrichosphaeridium geometricum
|
New York |
Middle Gothlandian |
|
Hystrichosphaeridium |
Hystrichosphaeridium geometricum
|
New York |
Middle Gothlandian |
|
Hystrichosphaeridium |
Hystrichosphaeridium longispinosum
|
New York |
Middle Gothlandian |
|
Hystrichosphaeridium |
Hystrichosphaeridium ramusculosum
|
New York |
Middle Gothlandian |
|
Hystrichosphaeridium |
Hystrichosphaeridium ramusculosum
|
New York |
Middle Gothlandian |
|
Hystrichosphaeridium |
Hystrichosphaeridium sp
|
New York |
Middle Gothlandian |
|
Hystrichosphaeridium |
Hystrichosphaeridium sp
|
New York |
Middle Gothlandian |
|
Leiosphaera |
Leiosphaera sp.1
sp. nov. |
New York |
Middle Gothlandian |
|
Micrhystridium |
Micrhystridium parinconspicuum
|
New York |
Middle Gothlandian |
|