Gonyaulacysta |
Gonyaulacysta sarjeantii
|
USSR(Moscow) |
Late Kimmeridgian |
Portlandian |
Gonyaulacysta |
Gonyaulacysta sarjeantii
|
USSR(Moscow) |
Late Kimmeridgian |
Portlandian |
Hexagonifera |
Hexagonifera suspecta
|
USSR(Moscow) |
Late Kimmeridgian |
Portlandian |
Imbatodinium |
Imbatodinium verrucosum
|
USSR(Moscow) |
Late Kimmeridgian |
Portlandian |
Imbatodinium |
Imbatodinium villosum
|
USSR(Moscow) |
Late Kimmeridgian |
Portlandian |
Pareodinia |
Pareodinia aphelia
|
USSR(Moscow) |
Late Kimmeridgian |
Portlandian |
Scriniocassis |
Scriniocassis weberi
|
USSR(Moscow) |
Late Kimmeridgian |
Portlandian |
Trichodinium |
Trichodinium castanea
|
USSR(Moscow) |
Late Kimmeridgian |
Portlandian |
Tubotuberella |
Tubotuberella rhombiformis
|
USSR(Moscow) |
Late Kimmeridgian |
Portlandian |
Tubotuberella |
Tubotuberella sphaerocephalum
|
USSR(Moscow) |
Late Kimmeridgian |
Portlandian |
Chlamydophorella |
Chlamydophorella membranoidea
|
USSR(Moscow) |
Late Kimmeridgian |
Portlandian |
Gonyaulacysta |
Gonyaulacysta sarjeantii
|
USSR(Moscow) |
Portlandian |
Late Kimmeridgian |