Registration No. : |
GSM 87564 . |
Type : |
Holotype |
Identifications : |
New: |
Mollusca: Ammonoidea |
Paracraspedites opressus Casey |
Old: |
Mollusca: Ammonoidea |
Paracraspedites aff stenomphaloides Swinnerton |
Locality : |
Portland Island - Dorset. |
Grid Reference : |
Available from curator
|
Country : |
England |
1:50K map : |
342 |
|
Chronostratigraphy : |
Tithonian Age
— Tithonian Age
|
Lithostratigraphy : |
PORTLAND GROUP |
Collector / Donor : |
Available from curator
|
References : |
Casey R & Rawson PF The Boreal Lower Cretaceous |
Casey R 1973 The Ammonite Succession at the Jurassic Cretaceous Boundary in Eastern England |