The Old Red Sandstone; or, New Walks in an Old Field

The Working-man's true Policy.--His only Mode of acquiring Power.--The Exercise of the Faculties essential to Enjoyment.--No necessary Connection between Labor and Unhappiness.-...

The Old Red Sandstone.--Till very lately its Existence as a distinct Formation disputed.--Still little known.--Its great Importance in the Geological Scale.--Illustration.--The...

Lamarck's Theory of Progression illustrated.--Class of Facts which give Color to it.--The Credulity of _Unbelief_.--M. Maillet and his Fish-birds.--Gradation not Progress.--Geol...

The Elfin-fish of Gawin Douglas.--The Fish of the Old Red Sandstone scarcely less curious.--Place which they occupied indicated in the present Creation by a mere Gap.--Fish divi...

The Classifying Principle and its Uses.--Three Groups of Ichthyolites among the Organisms of the Lower Old Red Sandstone.--Peculiarities of the Third Group.--Its Varieties.--Des...

The Lines of the Geographer rarely right Lines.--These last, however, always worth looking at when they occur.--Striking Instance in the Line of the Great Caledonian Valley.--In...

Further Discoveries of the Ichthyolite Beds.--Found in one Locality under a Bed of Peat.--Discovered in another beneath an ancient Burying-ground.--In a third underlying the Lia...

Upper Formations of the Old Red Sandstone.--Room enough, for each and to spare.--Middle, or Cornstone Formation.--The Cephalaspis its most characteristic Organism.--Description....

Fossils of the Upper Old Red Sandstone much more imperfectly preserved than those of the Lower.--The Causes obvious.--Difference between the two Groups, which first strikes the...

Speculations in the Old Red Sandstone, and their Character.--George, first Earl of Cromarty.--His Sagacity as a Naturalist at fault in one instance.--Sets himself to dig for Coa...

Geological Physiognomy.--Scenery of the Primary Formations; Gneiss, Mica Schist, Quartz Rock.--Of the Secondary; the Chalk Formations, the Oolite, the New Red Sandstone, the Coa...

The two Aspects in which Matter can be viewed; Space and Time.--Geological History of the Earlier Periods.--The Cambrian System.--Its Annelids.--The Silurian System.--Its Corals...

Successors of the exterminated Tribes.--The Gap slowly filled.--Proof that the Vegetation of a Formation may long survive its Animal Tribes.--Probable Cause.--Immensely extended...

The Cornstone Formation and its Organisms.--Dwarf Vegetation.--_Cephalaspides._--Huge Lobster.--Habitats of the existing Crustacea.--No unapt representation of the Deposit of Ba...

the middle formation of the system, characterized also by its peculiar organic group. (See Chapter VIII.) _e._ Red and variegated sandstones, undistinguishable often in their mi...

The Working-man's True Policy.--His only Mode of acquiring Power.--The Exercise of the Faculties essential to Enjoyment.--No necessary Connection between Labor and Unhappiness.-...

The Old Red Sandstone.--Till very lately its Existence as a distinct Formation disputed.--Still little known.--Its great Importance in the Geological Scale.--Illustration.--The...

Lamarck's Theory of Progression illustrated.--Class of Facts which give Color to it.--The Credulity of Unbelief.--M. Maillet and his Fish-birds.--Gradation not Progress.--Geolog...

The Elfin-fish of Gawin Douglas.--The Fish of the Old Red Sandstone scarcely less curious.--Place which they occupied indicated in the present Creation by a mere Gap.--Fish divi...

The Classifying Principle, and its Uses.--Three groups of Ichthyolites among the Organisms of the Lower Old Red Sandstone.--Peculiarities of the Third Group.--Its Varieties.--De...

The Lines of the Geographer rarely right Lines.--These last, however, always worth looking at when they occur.--Striking Instance in the Line of the Great Caledonian Valley.--In...

Further Discoveries of the Ichthyolite Beds.--Found in one Locality under a Bed of Peat.--Discovered in another beneath an ancient Burying-ground.--In a third underlying the Lia...

Upper Formations of the Old Red Sandstone.--Room, enough for each and to spare.--Middle, or Cornstone Formation.--The _Cephalaspis_ its most characteristic Organism.--Descriptio...

Fossils of the Upper Old Red Sandstone much more imperfectly preserved than those of the Lower.--The Causes obvious.--Difference between the two Groups, which first strikes the...

Speculations in the Old Red Sandstone, and their Character.--George, first Earl of Cromarty.--His Sagacity as a Naturalist at fault in one Instance.--Sets himself to dig for Coa...

Geological Physiognomy.--Scenery of the Primary Formations; Gneiss, Mica Schist, Quartz Rock.--Of the Secondary; the Chalk Formations, the Oolite, the New Red Sandstone, the Coa...

The two Aspects in which. Matter can be viewed; Space and Time.--Geological History of the Earlier Periods.--The Cambrian System,--Its Annelids.--The Silurian System.--Its Coral...

Successors of the exterminated Tribes.--The Gap slowly filled.--Proof that the Vegetation of a Formation may long survive its Animal Tribes. Probable Cause.--Immensely extended...

The Cornstone Formation and its Organisms.--Dwarf Vegetation.--_Cephalaspides._--Huge Lobster.--Habitats of the existing Crustacea.--No unapt representation of the Deposit of Ba...

"It is really a scientific treatise, fitted to instruct and enlarge the mind of the reader, but at the same time it invests the subjects it describes with the radiance of the im...