Large saurians, as Pterodactyles, Plesiosaurs, Ichthyosaurs.
No cetaceans yet known, but three species of terrestrial
mammalia, [p. 267], [268.] Preponderance of ganoid
fish. The plants chiefly cycads, conifers, and ferns, with a few palms.
a. Coral Rag, [p. 260.] Calcareous freestones, oolitic, }
often full of corals. Oxfordshire.
b. Oxford clay—Dark blue clay,—Oxfordshire and
midland counties, [p. 262.]
a. Cornbrash and forest marble, Wiltshire, [p. 263.]
b. Great oolite and Stonesfield slate,—Bath, Bradford,
Stonesfield near Woodstock, Oxfordshire, [p. 266.]
c. Fuller's earth,—Clay containing fuller's earth near
Bath, [p. 272.]
d. Inferior oolite, calcareous freestone, and yellow sands,—Cotteswold
Hills, Dundry Hill, near Bristol, [p. 272.]
Variegated or Bunter sandstone of Germans—Red
and white spotted sandstone with gypsum and rock-salt, [p. 288.]
Part of New Red sandstone of Cheshire with rock-salt, [p. 294.]
Yellow magnesian limestone, Yorkshire and Durham, [p. 301.]
Zechstein of Thuringia, Upper part of Permian beds, Russia.
a. Marl slate of Durham and Thuringia.
b. Lower New Red sandstone of north of England
and Rothliegendes of Germany.
a. and b. Lower part of Permian beds, Russia, [p. 301.]
a. Strata of sandstone and shale, with beds of coal,—S.
Wales and Northumberland, [p. 309.]
b. Millstone grit,—S. Wales, Bristol coal-field,
Yorkshire, [p. 308.]
Great thickness of strata of fluvio-marine origin, with
beds of coal of vegetable origin, based on soils retaining
the roots of trees.
Oldest of known reptiles or Archegosaurus. Sauroid fish.