UK Fossils Network Logo FOSSILS and Fossil Collecting in the UK - Location and fossil guidesUKGE Logo
UK Fossils Home Fossil Collecting Locations Fossil Guides Fossil Resources Fossil Discussions Geological Links Earth Science News Fossil Events Earth Science Magazine Geological Shop


Charmouth - Sinemurian


Kimmeridge Bay - Kimmeridgian


Grafham Water - Oxford Clay


Brora - Callovian


Watton Cliff - Forest Marble


Elgol - Bathonian


Burton Bradstock - Aalenian


Watchet - Hettangian

Jurassic

GEOGRAPHY AND CLIMATE: Gondwanaland continues to break up, Graywacke, shale and siliceous sediments formed. Continued mountain building. mild, moist climates over most of the land.

TERRESTRIAL ANIMAL LIFE: Reptiles dominant with Crocodiles, turtles, lizards and dinosaurs. Pterosaurs and Archaeopteryx take to the air. Mammals begin to diversify. More advanced insects such as flies.

PLANT LIFE: Cycads, ginkos, conifers, ferns and tree ferns.

SEA LIFE: All major invertebrate groups well represented, ammonites and bivalves successful. Marine reptiles, Ichthyosaurs are Plesiosaurs.

British Stratification Tables
Updated and correct from 2004 MYA=Million Years Ago from present




Portlandian
142 to 147 MYA
Purbeck Lulworth
Formation
Cherty Freshwater Beds
Freshwater Bay
Church Ope Cove
Portland Bill
Poxwell Quarry
Lulworth Cove
Marly Freshwater Beds
Soft Cockle Beds
Hard Cockle Beds
Cypris Freestones
Broken Beds and Caps
Helmsdale Shale

Helmsdale

Boulder Beds Helmsdale
Portland Stone Freestone Series

Dancing Ledge
West Weare
Freshwater Bay
Church Ope Cove
Portland Bill

Cherty Series
Basal Shell Bed
Portland Sand Portland Clay West Weare
West Weare Sandstone
Exogyra Bed
Upper Blacknore Beds
Blacknore Sandstone
Lower Blacknore Beds

Kimmeridgian
150 to 154 MYA
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
Osmington Mills
Wyke Regis
Ringstead
Kimmeridge Bay
West Weare


Oxfordian
154 to 159.4 MYA
Balintore Formation Ardassie Limestone Brora
Balintore
Brora Arenaceous Formation Brora Sandstone Brora
Corallian

Balintore
Osmington Mills
Bowleaze Cove
Weymouth

Corallian Oolite Formation Passage Beds Member Filey
Hambleton Oolite Member Filey
Birdsall Calcareous Grit Member Filey
Hambleton Oolite Member Filey
Oxford Clay Formation

Grafham Water
Cayton Bay
Osmington Mills
Weymouth

Lower Calcareous Grit Formation Saintoft Member Filey
Tenants Cliff Member Cayton Bay

Callovian
159 to 165 MYA
Brora Arenaceous Formation Clynelish Quarry Sandstone Brora
Fascally Sandstone Brora
Brora Argillaceous Formation Fascally Siltstone Brora
Brora River
Brora Brick Clay Brora
Brora River
Glauconitic Sandstone Brora
Brora River
Brora Shale Brora
Brora River
Brora Roof Bed Brora
Brora River
Middle Oxford Clay Formation Grafham Water
Cayton Bay
Early Oxford Clay Formation

Gristhorpe
Cayton Bay

Kellaways  
Cayton Clay Formation Cayton Bay
Fleet Member  
Abbotsbury Cornbrash Formation

Gristhorpe
Cayton Bay

Osgodby Formation Hackness Rock Member Gristhorpe
Langdale Member Gristhorpe
Redcliff Rock Member

Gristhorpe
Cayton Bay


Bathonian
165 to 170 MYA
Brora Coal Formation Brora Coal Brora
Brora River
Balintore
Bituminous Shale Brora
Brora River
Clays, Brecciated Sands and Cementstones  
White Sandstone  
Early Cornbrash  
Forest Marble Burton Bradstock
Watton Cliff
Frome Formation

Burton Bradstock
Watton Cliff

Wattonensis Beds  
Fullers Earth

Burton Bradstock
West Bay

Zigzag Beds  
Lealt Shale Formation Lonmfearn Member Elgol
Dark grey fissile mudstone Elgol
Kildonnan Member Elgol
Gey fissile siltstone Elgol
Stromatolitic algal limestone Elgol
Elgol Sandstone Formation Elgol
Ravenscar Group Scalby Formation Long Nab Member Scalby Ness

Bajocian
170 to 177 MYA
Late Inferior Oolite

Burton Bradstock
West Bay
Bearreraig Bay

Middle Inferior Oolite

Burton Bradstock
West Bay

Ravenscar Group Scalby Formation Moor Grit Member

Gristhorpe
Scalby Ness

Scarborough Formation

Cloughton Wyke
Gristhorpe
Ravenscar

Cloughton Formation Gristhorpe Member Cloughton Wyke
Ravenscar
Lebberston Member Cloughton Wyke
Ravenscar
Yons Nab Beds Gristhorpe
Sycarham Member Cloughton Wyke
Ravenscar
Dogger Formation

Saltwick Bay
Sandsend
Whitby
Ravenscar

Bearreraig Sandstone Formation Garantiana Shale Member

Glasnakille
Faoilean

Dark grey fissile mudstone

Aalenian
177 to 180.1 MYA
Early Inferior Oolite

Burton Bradstock
West Bay
Horn Park Quarry

Scissum Beds

Burton Bradstock
West Bay

Bridport Sands

Burton Bradstock
West Bay

Bearreraig Sandstone Formation Druim an Fhuarain Sandstone Member

Glasnakille
Faoilean

Ravenscar Group Eller Beck Formation Hayburn Wyke
Ravenscar
Saltwick Formation

Saltwick Bay
Whitby
Hayburn Wyke
Sandsend
Ravenscar


Toarcian
190 - 195 MYA
L
A
T
E


L
I
A
S
Early Bridport Sands Thorncombe Beacon
West Bay
Down Cliff Clay Eype
Golden Cap (Seatown)
Thorncombe Beacon
Junction Bed Eype
Thorncombe Beacon
Blea Wyke Formation Yellow Sandstone Member Ravenscar
Grey Sandstone Member Ravenscar
Whitby Mudsone Formation Fox Cliff Sandstone Member Ravenscar
Peak Mudstone Member Ravenscar
Alum Shale Member

Kettleness
Whitby
Saltwick Bay
Runswick Bay
Sandsend
Ravenscar

Mulgrave Shale Member

Port Mulgrave
Kettleness
Whitby
Saltwick Bay
Runswick Bay
Ravenscar

Grey Shale Member

Port Mulgrave
Kettleness
Whitby
Saltwick Bay
Runswick Bay
Ravenscar


Pliensbachian
190 - 195 MYA
M
I
D
D
L
E

L
I
A
S
Marlstone Rock  
Thorncombe Sands Eype
Thorncombe Beacon
Margaritatus Beds  
Down Cliff Sands Eype
Thorncombe Beacon
Eype Clay

Charmouth
Eype
Golden Cap (Seatown)
Thorncombe Beacon

Three Tiers Charmouth
Golden Cap (Seatown)
E
A
R
L
Y

L
I
A
S
Green Ammonite Charmouth
Golden Cap (Seatown)
Belemnite Stone Charmouth
Golden Cap (Seatown)
Belemnite Marls Charmouth
Lyme Regis
Cleveland Ironstone Formation Kettleness Member

Port Mulgrave
Staithes
Runswick Bay
Kettleness

Penny Nab Member

Port Mulgrave
Staithes
Runswick Bay

Staithes Sandstone Formation

Staithes
Ravenscar
Robin Hoods Bay

Late Redcar Mudstone Formation Ironstone Shales Staithes
Robin Hoods Bay
Pyritous Robin Hoods Bay

Sinemurian
195 - 201 MYA
E
A
R
L
Y

L
I
A
S
Middle Redcar Mudstone Formation Siliceous Shales Robin Hoods Bay
Late Calcareous Shales Robin Hoods Bay
Black Ven Marls Charmouth
Lyme Regis
Shales with Beef Charmouth
Lyme Regis
Late Blue Lias Charmouth
Lyme Regis
Quantoxhead
Kilve
Chippel Bay

Hettangian
201 to 205.7 MYA
E
A R
L
Y

L
I
A
S
Early Blue Lias Watchet
Lilstock
Hinkley Point
Quantoxhead
Kilve
Chippel Bay
Doniford Bay
St Audries Bay
Blue Anchor
Redcar Mudstone Formation Early Calcareous Shales  
Dunrobin Bay Formation Lady's Walk Shale Golspie
White Sandstone Golspie
Carbonaceous Siltstone Golspie
Our International Rock
and Fossil Magazine

Rock and Fossil Magazine, DepositsFossil Starter Packs
Microscopes for viewing Microfossils
Fossil Hunters Tools
Microscopes for viewing Microfossils
Microscopes for viewing Microfossils
Microscopes for viewing Microfossils
Microscopes for viewing Microfossils
Microscopes for viewing Microfossils
Microscopes for viewing Microfossils
Microscopes for viewing Microfossils
Microscopes for viewing Microfossils
Microscopes for viewing Microfossils
Microscopes for viewing Microfossils
Microscopes for viewing Microfossils
Microscopes for viewing Microfossils
Microscopes for viewing Microfossils
Microscopes for viewing Microfossils
Microscopes for viewing Microfossils
Microscopes for viewing Microfossils
Microscopes for viewing Microfossils
Microscopes for viewing Microfossils
Microscopes for viewing Microfossils
Microscopes for viewing Microfossils
Microscopes for viewing Microfossils
Microscopes for viewing Microfossils
Microscopes for viewing Microfossils


(C)opyright 2008 - UKGE Limited, UK Fossils Network and Deposits Magazine, all rights reserved.
Whilst we try to ensure that all content is accurate and up to date we cannot guarantee this. UK Fossils takes no responsibility in the accuracy of this content, nor takes any liabilities for any trips, events or exchanges between visitors using either the discussion board or the UK Fossils planner. Any posted trips and events by UK Fossils are personal and not arranged by UK Fossils, therefore visitors should seek their own personal insurance cover. Please remember to always check the tide times.
Fossil Discussions | News | Stone Tumblers | Magazine | Search Geo | UKGE | Geological Timeline | A to Z | Contact us