Страница - 315Страница - 317- Carboniferous or mountain limestone, with marine shells and corals.
- Mendip Hills, and many parts of Ireland, [p. 340.]
- Brachiopoda of genus Productus.
- Cephalopoda of genera Cyrtoceras, Goniatite, Orthoceras.
- Crustaceans of the genus Phillipsia.
- Crinoideans abundant.
- a. Yellow sandstone of Dura Den, Fife.
- b. Red sandstone and marl with cornstone of Herefordshire
and Forfarshire.
- Paving and roofing-stone, Forfarshire.
- Upper part of Devonian beds of South Devon.
- Tribe of fish with hard coverings like chelonians, Pterichthys,
Pamphractus, &c.; also of genera Cephalaspis, Holoptichius, &c.
- No reptiles yet known.
- a. Tilestone of Brecon and Caermarthen.
- b. Limestone and shale, Ludlow, Shropshire.
- c. Wenlock or Dudley limestone.
- Oldest of fossil fish yet discovered.
- Trilobites and Graptolites abundant.
- Brachiopoda very numerous.
- Cephalopoda: Bellerophon, Orthoceras.
- a. Caradoc sandstone, Caer Caradoc, Shropshire.
- b. Llandeilo flags, calcareous flags and schists,—Builth,
Radnorshire, Llandeilo, Caermarthenshire.
- Same genera of invertebrate animals as in Upper Silurian,
but species chiefly distinct. Trinucleus caractaci, Cystideæ, [p. 358.]
- No land plants yet known.
- Footprints of tortoise, see note, [p. 360.]
CHAPTER XXVIII.