/ / / / Blown Sand and Shingle.
| | | | Alluvium and River Deltas.
| | | | Burtle Beds of Somerset.
| | | RECENT AND | Clay, with Scrobicularia of Pagham,
| | | PRE- < Morecombe, &c.
| | | HISTORIC. | Submerged Forests of Bristol
| | | | Channel, &c.
| | | | Peat Bogs of Ireland and Peat Beds
| P | | \ of England.
| O | |
| S | | / Raised Beaches.
| T | | | / Cave Earth and Loam.
| | PLEIS- | | Cave Deposits< Stalagmite and Bone-
| T | TOCENE, | | \ breccia.
| E < OR < | River Gravels, Brick Earths, and
| R | QUATER- | Post < Freshwater Clays, with Mammalian
| T | NARY. | Glacial | Remains.
| I | | | Gravels of Bedford Levels, Salisbury,
| A | | | and other Old Valley Gravels and
| R | | | Alluvia.
| Y | | \ Tufa and Shell-marl.
| . | |
| | | / Kaimes or Kames of Scotland.
| | | | Eskers or Escars of Ireland.
| | | Glacial < Drift (Upper Boulder Clay or Till,
| | | | Marine Gravels, Lower Till and
A | | | | Moraines), Scotch and Welsh,
G | | | \ Loess of the Rhine, &c.
E | | |
| \ \ Pre-glacial Forest Bed of Norfolk Shore.
O |
F | / \ / \ _Norwich and_
| | | | Mammaliferous | _Chillesford_
M < | | | Crag > _Crag_
A | | PLIOCENE. > Crag < Red Crag | (Newer
M | | | | / Pliocene).
M | | | | Coralline Crag (_Suffolk Crag_)
A | | / \ (Older Pliocene).
L | K |
S | A | / Leaf Bed of Mull.
. | I | MIOCENE. < Lignite of Antrim.
| N | \ Bovey Beds, with Lignite.
| O |
| Z | / / / Corbula Beds. \ F
| O | | | Hempstead < Upper \ Freshwater and | l
| I | | | Beds | Middle > Estuary | u
| O | | UPPER < \ Lower / Marls. | v S
| , | | EO- | | i e
| | | CENE. | Bembridge / Bembridge Marls. | o r
| O < | \ Beds \ „ Limestone. > - i
| R | | | M e
| | | / Osborne / St. Helen’s Sands. | a s
| T | | | Beds \ Nettlestone Grits. | r .
| E | E | | | i
| R | O | | / Upper \ | n
| T | C | | Headon < Middle > Headon Beds. | e
| I | E < MIDDLE< Beds \ Lower / /
| A | N | EO- |
| R | E | CENE. | / Upper Bagshot Sand.
| Y | . | | | Middle „ / Barton Clay.
| . | | | Bagshot < \ Bracklesham Beds.
| | | | Beds | Lower „ Sand and Pipeclay,
| | | \ \ with Plants.
| | |
| | | / / London Clay and Bognor Beds (Upper
| | | | | London Tertiaries).
| | | LOWER < London < Oldhaven Beds. \
| | | EO- | Tertiaries | Woolwich and Reading Beds |
| | | CENE. | | (Plastic Clay). > Lower
\ \ \ \ \ Thanet Beds. / do.
/ / C / / Upper Chalk, with Layers of Flint
| | R | | (Maestricht and Faxoe Beds).
| | E | Chalk. < Lower Chalk, without Flints.
| | U T | | Chalk Marl.
| | P A< \ Chloritic Marl.
| | P C |
| | E E | Upper Greensand (Fire-stone of
| | R O | Surrey, Malm-rock), &c.
| | U |
| C | S \ Gault.
| R | .
| E | L / / / / Folkestone Beds (Sand).
| T | O | | | Lower | Sandgate Beds (with Fullers’
| A | W O | | | Green-< Earth).
| C < E R | | | sand. | Hythe Beds (with Kentish Rag and
| E | R | | N | | Bargate Stone).
| O | N | | e | \ Atherfield Clay.
| U | C E | | o |
| S | R O | W | c | / Weald Clay (with Sussex or Bethers-
| . | E C< e | o< \ den Marble and Horsham Stone).
| | T O | a | m |
| | A M | l< i | / Upper Tunbridge Wells \
| | C I | d | a | | Sand. | Tunbridge
| | E A | e | n | Has- | Grinstead Clay. > Wells
| | O N | n | . | tings < Lower Tunbridge Wells | Beds.
| | U . | . | | Sands. | Sand. /
| | S | | | | Wadhurst Clay (with Iron Ore).
| | , | | | | Ashdown Sands.
| \ \ | \ \ Ashburnham Beds.
| |
| / / O / | Pur- / Upper (with Purbeck Marble).\ Pur-
| | | U O | | beck. < Middle. >beck
| | | P L | \ \ Lower (with Dirt Beds). / Beds.
| | | P I<
| | | E T | / Portland Stone.
| | | R E | Portland. < Portland Sand.
| | | . | | Kimeridge Clay (with Bituminous
| | | \ \ Shale).
| | |
| | | M O / Coralline / Upper Calcareous Grit.
M | | | I O | Oolite. < Coral Rag (with Iron Ore).
E | | | D L< \ Lower Calcareous Grit.
S | | | D I |
O | | O | L T | Oxford Clay. / Oxford Clay and
Z | | O | E E \ \ Kellaways Rock.
O | | L | .
I | | I | / / Cornbrash.
C | J | T | | Forest Marble. < Forest Marble and Bradford Clay
, | U | I | | \ (with Encrinites).
| R | C | |
O | A | < | / Great or Bath Oolite (with “Ful-
R< S | S | | | lers’ Earth” at base, in S. of
| S | E | | Great Oolite. < England).
S | I | R | | | Stonesfield Slate, near the base,
E | C< I | L | \ in part of S. of England.
C | | E | O |
O | S | S | W | / Upper Fullers’ Earth (Clay).
N | E | . | E | Fullers’ Earth.< Fullers’ Earth Rock (Limestone).
D | R | | R | \ Lower Fullers’ Earth (Clay).
A | I | | |
R | E | | O < / Northampton Sand (with Iron Ore,
Y | S | | O | | in N. Oxfordshire and S.
. | . | | L | | Northamptonshire).
| | | I | | Ragstone and Clypeus Bed.\ Chel-
| | | T | | Upper Freestone. | ten-
| | | E | Inferior < Oolite Marl. > ham
| | | . | Oolite. | Lower Freestone. | Sec-
| | | | | Pea Grit. / tions.
| | | | | (Colleyweston Slate, at the base
| | | | | of the Limestone, in Lincoln-
| | | | | shire).
| | \ | \ Sands.
| | AGE OF / | L /
| |REPTILES, | | i | Upper Lias. Clay and Shale.
| |OR SAURO-< | a < Middle Lias, or Marlstone (Rock Bed, with Iron
| | ZOIC | | s | Ore, Sand, &c.).
| \ EPOCH. \ \ . \ Lower Lias. Clay, Shale, and Limestone.
|
| / T / / / “White Lias,” Avicula contorta
| | R | | Rhætic, or < Beds, with Koessen Beds.
| | I | | Penarth Beds. | Bone Beds of Aust, &c.
| | A | | \ _St. Cassian and Hallstadt Beds._
| | S | U T |
| P | , | P R | / Red variegated Marl and Upper
| O | | P I < | Keuper Sandstone (with Gypsum and
| I | O | E A | | Rock Salt).
| K | R | R S | Keuper. < Lower Keuper Sandstone and Marl
| I | | . | | (Waterstones).
| L | N | | | Dolomitic Conglomerate (of Keuper
| I | E | | | Age, Somerset, Gloucester, and S.
| T | W | \ \ Wales).
| I< <
| C | R | M T /
| | E | I R |
| S | D | D I < _Muschelkalk, absent in Britain._
| E | | D A |
| R | S | L S |
| I | A | E . \
| E | N |
| S | D | L T /
| . | S | O R | / Upper Red and Mottled Sandstone.
| | T | W I < Bunter. < Pebble Beds, Calcareous Con-
| | O | E A | | glomerate, and Breccia.
| | N | R S | \ Lower Red and Mottled Sandstone.
| | E | . \
\ \ . \
GERMANY.
/ A / P /Upper, or / Upper Red Marl and Sandstone. \
| G | E |Magnesian< Upper Magnesian Limestone. > Zechstein.
| E | R |Limestone | Lower Red Marl and Sandstone. |
| | M < Series. \ Lower Magnesian Limestone. /
| O | I |
| F | A |Lower, or / Red Marl, Sandstone, Breccia, Röthe-liegende,
| | N | Rothlie-< and Conglomerate.
| F | . \ gende. \
| I |
|U S |C / ENGLAND. SCOTLAND.
|P H |A |
|P E |R A P | / Upper Coal Measures. \
|E S |B G H | Coal | Middle Coal Measures. }| Upper Coal
|R , |O E Y | Measures.< Pennant Grit. } > Measures.
| |N T | | Lower Coal Measures. |
|P O |I O O | \ Gannister Beds. /
|A R< F F Z |
|L |E O | / Millstone Grit or \ Moor
|Æ I |R P I< \ Farewell Rock. / Rock.
|O C |O L C |
|Z H |U A | / Upper Limestone Shale \ Upper Limestones.
|O T |S N E | | (Yoredale Rocks). > Edge Coals Series.
|I H | T P | | Carboniferous Lime- | Lower Limestones.
|C Y |S S O | Carboni- | stone. /
|. O |E , C | ferous, |
| Z |R H | or < \ Sandstones, Shales,
| O |I O . | Mountain | Lower Limestone Shale. > and Burdie House
| I |E R | Limestone.| / Limestone.
| C |S | |
| |. \ \
P | E |
A | P |OLD RED / Old Red / Upper Devonian or Barnstaple and Marwood Beds,
L | O | SAND- | Sand- | with Petherwin Limestone, in N. E. Cornwall.
Æ | C | STONE < stone, or< Middle Devonian or Ilfracombe Beds, with
O | H | AND |Devonian | Fossiliferous Limestones and Cornstones.
Z | . | DEVONI-| Beds. \ Lower Devonian, or Lynton Beds.
O | \ AN. \
I | WALES AND CENTRAL LAKE DISTRICT.
C | ENGLAND.
, |L / / / Tilestones (Passage \
|O A | | | Beds). |
O < W N | | | > Kirkby Moor
R |E D | | | / Upper Ludlow Beds (with | Flags.
|R | | U | Ludlow < Bone Bed). /
P | M | | P | Beds. | Aymestry Limestone. \
R |P O | | P | \ Lower Ludlow Beds. |
I |A L | | E | > Bannisdale Beds.
M |L L | | R | / Wenlock Limestone. |
A |Æ U | | | | Wenlock Shale, Sand- |
R |O S | | S | | stone, and Flags. /
Y |Z C | | I < Wenlock < Woolhope Limestone and \ Coniston Grits
. |O S |S | L | Beds. | Shale. | and Flags.
|I , |I | U | | Denbighshire Grits, > Stockdale
|C |L | R | | Shales, Slates, and | Slates.
|. O |U | I | \ Flags. /
| R< R < A |
|A |I | N | Tarannon Shale (Pale Slates).
|G M |A | . |
|E A |N | | / Upper Llandovery Rocks.
| L |. | | Llando- | (May Hill Sandstone).
|O A | | | very < (Pentamerus Beds).
|F C | | | Beds. |
| O | | \ \ Lower Llandovery Rocks.
|C Z | |
|R O | | S / Caradoc, / Caradoc and Bala Beds. \
|U I | | I | or Bala < (Sandstones often shelly,| Coniston Lime-
|S C | | L L | Beds. | with Bala Limestone, | stone, Bala
|T | | O U | \ Shale, and Slate). > (Limestone and
|A E | | W R | | Shale).
|C P | | E I< Llan- / Llandeilo Flags and | Skiddaw Slates.
|E O | | R A | deilo. < Limestone, &c. /
|A C | | N | \ Tremadoc Slates.
|N H | | . |
|S . | | | Lingula Lingula Flags. (Primordial Zone of
| \ \ \ Beds. Barrande).
|
| / / / Harlech Grits, &c.
| | | | Purple Slates and Grits (St. David’s).
| E |CAMBRIAN.< Cambrian.< Llanberis Grits and Slates.
| O | | | Longmynd Rocks.
| Z | | \ Red Sandstone and Conglomerate (Scotland).
| O < \
| I |
| C | / Fundamental Gneiss of the Outer Hebrides
| . |LAURENTIAN. < and of the N. W. coast of Scotland, &c.,
| | | containing the oldest known fossil,
\ \ \ _Eozoon Canadense_.