Necrobroomea |
Necrobroomea trycheria
|
Switzerland |
Late Valanginian |
|
Netrelytron |
Netrelytron stegastum
|
England(Yorkshire) |
Early Oxfordian |
|
Netrelytron |
Netrelytron trinetrum
|
England(Yorkshire) |
Middle Barremian |
|
Paraevansia |
Paraevansia
|
W.Germany(Baden) |
Dogger |
|
Paraevansia |
Paraevansia brachythelis
|
W.Germany(Baden) |
Dogger |
|
Paraevansia |
Paraevansia brachythelis
|
Greenland |
Bajocian |
Callovian |
Paragonyaulacysta |
Paragonyaulacysta
|
Canada(NWT,Franklin) |
Early Callovian |
|
Paragonyaulacysta |
Paragonyaulacysta retiphragmata
|
W.Germany(Baden) |
Dogger |
|
Paragonyaulacysta |
Paragonyaulacysta spinisutura
sp. nov. |
France(Pas-de-Calais) |
Kimmeridgian |
|
Paranetrelytron |
Paranetrelytron strongylum
|
England(Yorkshire) |
Early Barremian |
|
Parascriniocassis |
Parascriniocassis
|
France |
Toarcian |
|
Parascriniocassis |
Parascriniocassis krumbeckii
sp. nov. |
France |
Toarcian |
|
Parascriniocassis |
Parascriniocassis krumbeckii
|
W.Germany(Bavaria) |
Late Pliensbachian |
|
Parascriniocassis |
Parascriniocassis krumbeckii
|
E.Germany(Dresden) |
Late Pliensbachian |
|
Pareodinia |
Pareodinia
|
Baltic |
Late Callovian |
|
Pareodinia |
Pareodinia alaskensis
|
Alaska |
Callovian |
Middle Kimmeridgian |
Pareodinia |
Pareodinia alaskensis
|
Alaska |
Toarcian |
Early Bajocian |