Geology Charts
| J u r a s s I c |
Late | Volgian | Portlandian | 142 to 147 |
| Tithonian | 147 to 150 | |||
| Kimmeridgian | Late | 150 to 154 | ||
| Early | ||||
| Oxfordian | 154 to 159.4 | |||
| Middle | Callovian | 159 to 165 | ||
| Bathonian | 165 to 170 | |||
| Bajocian | 170 to 177 | |||
| Aalenian | 177 to 180.1 | |||
| Early | Toarcian | 180 to 190 | ||
| Pliensbachian | 190 to 195 | |||
| Sinemurian | 195 to 201 | |||
| Hettangian | 201 to 205.7 | |||
Kimmeridgian
|
|
| Ampthill Clay Formation | Wootton Bassett |
| Dunans Shale Member | Flodigarry Dunans |
| Boulder Beds | Lothbeg Crakaig Helmsdale Portgower |
| Allt na Cuile Sandstone | Lothbeg |
| Kintradwell Beds | Lothbeg Crakaig Kintradwell |
| Three Kings Reef | Balintore |
| Eathie Shore | Eathie |
| Kimmeridge Clay | Reighton Wyke Regis Ringstead Kimmeridge Bay West Weare Chapmans Pool Bowleaze Cove Crimplesham South Ferriby |