Scriniodinium |
Scriniodinium playfordii
|
Australia(W.Australia) |
Oxfordian |
Tithonian |
Scriniodinium |
Scriniodinium subvallare
|
England |
Oxfordian |
|
Stephanelytron |
Stephanelytron caytonense
|
England |
Oxfordian |
|
Stephanelytron |
Stephanelytron redcliffense
|
England |
Oxfordian |
|
Stephanelytron |
Stephanelytron scarburghense
|
England |
Oxfordian |
|
Systematophora |
Systematophora areolata
|
W.Germany |
Kimmeridgian |
|
Systematophora |
Systematophora fasciculigera
|
W.Germany |
Late Oxfordian |
Kimmeridgian |
Systematophora |
Systematophora orbifera
|
England |
Oxfordian |
|
Systematophora |
Systematophora orbifera
|
W.Germany |
Oxfordian |
|
Systematophora |
Systematophora valensii
|
England |
Late Oxfordian |
|
Taeniophora |
Taeniophora iunctispina
|
W.Germany |
Late Oxfordian |
Kimmeridgian |
Tasmanites |
Tasmanites tardus
|
W.Germany |
Toarcian |
|
Tytthodiscus |
Tytthodiscus suevicus
|
W.Germany |
Toarcian |
|
Veryhachium |
Veryhachium hyalodermum
|
Baltic |
Callovian |
|
Veryhachium |
Veryhachium hyalodermum
|
Nd |
Nd |
|
Veryhachium |
Veryhachium tetraxis
|
England |
Late Oxfordian |
|
Veryhachium |
Veryhachium valensii
|
France |
Bathonian |
|