Leiosphaeridium |
Leiosphaeridium eisenackii
|
Nd |
Nd |
|
Leiosphaeridium |
Leiosphaeridium fastigatirugosum
|
Nd |
Nd |
|
Leiosphaeridium |
Leiosphaeridium muitschum
|
Poland |
Middle Silurian |
|
Leiosphaeridium |
Leiosphaeridium pestovii
|
USSR(Baltic) |
Late Ordovician |
|
Lejeunia |
Lejeunia hyalina
|
Nd |
Nd |
|
Lejeunia |
Lejeunia kozlowskii
|
Nd |
Nd |
|
Lejeunia |
Lejeunia tricuspis
|
Nd |
Nd |
|
Leptodinium |
Leptodinium arcuatum
|
Nd |
Nd |
|
Leptodinium |
Leptodinium membranigerum
|
Nd |
Nd |
|
Leptodinium |
Leptodinium mirabile
|
Nd |
Nd |
|
Leptodinium |
Leptodinium subtile
|
Nd |
Nd |
|
Leptodinium |
Leptodinium tenuicornutum
|
Nd |
Nd |
|
Linotolypa |
Linotolypa arcuata
|
Nd |
Nd |
|
Lithodinia |
Lithodinia jurassica
|
Nd |
Nd |
|
Lithodinia |
Lithodinia jurassica
|
Nd |
Nd |
|
Lithoperidinium |
Lithoperidinium
|
Nd |
Nd |
|
Lithoperidinium |
Lithoperidinium oamaruense
|
Nd |
Nd |
|