Chytroeisphaeridia |
Chytroeisphaeridia chytroeides
|
Nd |
Nd |
|
Leiosphaera |
Leiosphaera hyalina
|
Nd |
Nd |
|
Leiosphaeridia |
Leiosphaeridia aptiana
|
Canada |
Jurassic |
|
Leiosphaeridia |
Leiosphaeridia aptiana
|
Germany |
Early Cretaceous |
|
Leiosphaeridia |
Leiosphaeridia asymmetrica
|
Nd |
Nd |
|
Leiosphaeridia |
Leiosphaeridia caperata
|
Nd |
Nd |
|
Leiosphaeridia |
Leiosphaeridia chytroeides
|
Nd |
Nd |
|
Leiosphaeridia |
Leiosphaeridia deflandrei
|
Germany |
Jurassic |
|
Leiosphaeridia |
Leiosphaeridia deflandrei
|
USA |
Late Tertiary |
|
Leiosphaeridia |
Leiosphaeridia granulosa
|
Canada |
Jurassic |
|
Leiosphaeridia |
Leiosphaeridia granulosa
|
Germany |
Early Cretaceous |
|
Leiosphaeridia |
Leiosphaeridia minutaespinosa
|
Canada |
Jurassic |
|
Leiosphaeridia |
Leiosphaeridia nelliae
|
Sweden |
Late Cretaceous |
|
Leiosphaeridia |
Leiosphaeridia ovata
|
New Zealand |
Late Cretaceous |
|
Leiosphaeridia |
Leiosphaeridia ovata
|
New Zealand |
Paleocene |
|
Leiosphaeridia |
Leiosphaeridia plicata
|
USA |
Late Tertiary |
|
Leiosphaeridia |
Leiosphaeridia pusilla
|
Germany |
Jurassic |
|