Gonyaulacysta |
Gonyaulacysta hadra
|
Nd |
Late Barremian |
|
Gonyaulacysta |
Gonyaulacysta helicoidea
|
Nd |
Barremian |
Aptian |
Gonyaulacysta |
Gonyaulacysta hyaloderma
|
Nd |
Kimmeridgian |
|
Gonyaulacysta |
Gonyaulacysta hyalodermopsis
|
Nd |
Aptian |
|
Gonyaulacysta |
Gonyaulacysta jurassica
|
Nd |
Callovian |
Early Kimmeridgian |
Gonyaulacysta |
Gonyaulacysta longicornis
|
Nd |
Kimmeridgian |
|
Gonyaulacysta |
Gonyaulacysta mamillifera
|
Nd |
Kimmeridgian |
|
Gonyaulacysta |
Gonyaulacysta microceras
|
Nd |
Late Aptian |
|
Gonyaulacysta |
Gonyaulacysta millioudii
|
Nd |
Early Oxfordian |
|
Gonyaulacysta |
Gonyaulacysta monacantha
|
Nd |
Coniacian |
Campanian |
Gonyaulacysta |
Gonyaulacysta mosaicum
|
Nd |
Kimmeridgian |
|
Gonyaulacysta |
Gonyaulacysta nannotrix
|
Nd |
Kimmeridgian |
|
Gonyaulacysta |
Gonyaulacysta nealei
|
Nd |
Early Oxfordian |
|
Gonyaulacysta |
Gonyaulacysta nuciformis
|
Nd |
Oxfordian |
|
Gonyaulacysta |
Gonyaulacysta obscura
|
Nd |
Coniacian |
Campanian |
Gonyaulacysta |
Gonyaulacysta pachyderma
|
Nd |
Oxfordian |
|
Gonyaulacysta |
Gonyaulacysta palla
|
Nd |
Early Barremian |
|