Leiotriletes |
Leiotriletes gleicheniaeformis
|
USSR(Far East) |
Aptian |
Albian |
Leiotriletes |
Leiotriletes gleicheniaeformis
|
USSR(Far East) |
Aptian |
|
Leiotriletes |
Leiotriletes gradatus
|
USSR(Kamchatka Oblast) |
Early Senonian |
|
Leiotriletes |
Leiotriletes incertus
|
USSR(Siberia) |
Aptian |
Albian |
Leiotriletes |
Leiotriletes incertus
|
USSR(Far East) |
Neocomian |
|
Leiotriletes |
Leiotriletes microdiscus
|
USSR(Siberia) |
Neocomian |
|
Leiotriletes |
Leiotriletes microdiscus
|
USSR(Siberia) |
Neocomian |
|
Leiotriletes |
Leiotriletes microdiscus
|
USSR(Siberia) |
Hauterivian |
Barremian |
Leiotriletes |
Leiotriletes microdiscus
|
USSR(Siberia) |
Valanginian |
|
Leiotriletes |
Leiotriletes microdiscus
|
USSR(Far East) |
Early Valanginian |
Middle Valanginian |
Leiotriletes |
Leiotriletes microdiscus
|
USSR(Far East) |
Neocomian |
|
Leiotriletes |
Leiotriletes microdiscus
|
USSR(Siberia) |
Aptian |
Albian |
Leiotriletes |
Leiotriletes microrugosus
|
USSR(Siberia) |
Valanginian |
Hauterivian |
Leiotriletes |
Leiotriletes mollis
|
USSR(Kamchatka Oblast) |
Early Senonian |
|
Leiotriletes |
Leiotriletes orientalis
|
USSR(Siberia) |
Valanginian |
|
Leiotriletes |
Leiotriletes pygmaeus
|
USSR(Far East) |
Neocomian |
|
Leiotriletes |
Leiotriletes rhomboides
|
USSR(Siberia) |
Aptian |
Albian |