Siderolina,346.Sigillariæ and Stigmariæ,125.Sigillaria Defrancii,128.---------- elegans,130.---------- Saullii,129.Silesia,185.Silicification,40.Silurian system,32.Sind,362.Siphonia lobata,231.-------- Morrisiana,224,233.-------- pyriformis,231.Siwalik Hills,185,278,674,731,766,782,784,786,797,814.Skeleton of fishes,572.Skin of Ichthyosaur,670.Sloths, fossil gigantic, .798.Smee, Mr., on fossilization of bones,44.Smerdis minutus,625.Smith, Dr. William, on fossils and strata,18.-----, Mr. Toulmin, on the ventriculidæ,226,249,268.Snakes, fossil eggs of,739.Snibstone, Leicestershire,149,902.Solarium ornatum,427.Solenhofen,447,492,511,520,523,550,551,617,621,724.----------, fossil insects from,551.Soleure,730.South Africa,536,714.------------, fossil reptiles from,714.South America, bone-caves of,808.-------------, fossil edentata of,798.--------------------- monkey of,814.-------------, Pampas of,798.Southbourn, Sussex,232,408,433,487,858.Southerham, Sussex,401,487.South Joggins, Bay of Fundy,128,747.South Petherwin, Cornwall,474.Spatangidæ,326.Spatangus planus,330.Sphærulites Mortoni,393,430.Sphenophyllum erosum,146,148.------------- Schlotheimi,147,148.Sphenopteris elegans,112.------------ Mantelli,113.------------ nephrocarpa,113.Spicula of sponges,234,238.Spiders, fossil,550.Spinax major,580,584.Spines of Cidarites,319.Spiniferites palmatus,241.------------ ramosus,239,240.------------ Reginaldi,239,241.Spirifer trigonalis,390.Spirolina,349.Spirulirostra Bellardii,463.Spondylus spinosus,399.Sponges, characters of,220.-------, arrangement of recent,221.------- in chalk and flint,222.Spongilla,221.Spongites clavellatus,224.--------- flexuosus,226,213.--------- labyrinthicus,225,243.--------- ramosus,223.--------- Townsendi,225.Spynie, near Elgin,720.Squaloraia,596.Squirrel, fossil,802.St. Catherine’s, Isle of Wight,233.--------------- Mount.SeeRouen.St. Cuthbert’s beads,284.St. Etienne, France,127,178.St. Helen’s, near Liverpool,136.St. Peter’s Mount.SeeMaestricht.Staaren-stein,123.Stag-horn encrinite,291.Staithes, near Whitby,307.Stammerham, Sussex,774.Steganodictyum,233.Steinhaur, Rev. H., on Stigmaria,134.Stellaridæ,280.Stems of arborescent ferns,122.-------- encrinites,284.-------- pentacrinites,284.-------- plants, structure of,55,62.Sigillariæ,128.Steneosaurus,676.Sternbergia,168.Sternum of ichthyosaur,667.---------- plesiosaur,667,672.Steyning, Sussex,459,471.Stigmaria ficoides,133.Stigmariæ, the roots of sigillaria and lepidodendron,132,139.Stokes, Mr., researches of,476,540.Stone-lily,292.Stone, Bucks,557.Stone perforated by lithodomi,408.Stonesfield, Oxon,152,168,181,553,587,686,725,730,765,805.-----------, fossil mammalia of,805.----------- slate,28.Stonnis,883,896.Storeton Hill, near Liverpool,730,751,753,772.-------------, ichnolites at,751,772.Stradella, near Pavia,201.Strata and rocks,19.------ composed of foraminifera,352.------, synopsis of British,23.Stratification of a coal-field,80.Strensham, Worcestershire,106.Streptospondylus,680.Strickland, Mr. H. E., researches of,552,639,753,763.Stromatopora,262.Strombodes,262.Strophodus magnus,587.Structure of coniferæ,57.------------ vegetables,55.Studd Hill,843.Stutchbury, Mr., researches of,265,713.Stuttgart, Würtemberg,805.Stylastritæ,287.Sub-Apennines,503.Sub-Himalayas.SeeSiwalik Hills.Submerged forests,70.Suchosaurus cultridens,676.Suggsville, U. S.,346.Sulz-les-bains, near Strasburg,117,181.Sunderland,430.Sundridge, Kent,395.Sussex marble,422,435.Swabia,775,815.Swanage, Purbeck,196,607,658,677.------- crocodile,677.Swansea,810.Sweden,256,392,538.Swindon,168,412,428,862.Swithland,900.Switzerland,289.Sydenham,789,849.Synhedra,92.Synopsis of British strata,23.Syringopora ramulosa,259,262.T.Tæniopteris latifolia,118.Taggart, Mr., researches of,772.Tails of fishes,574.Taxites,181.Teeth of Fishes,570,582.-------- Glyptodon,799.-------- Ichthyosaur,665.-------- Iguanodon,693.-------- Labyrinthodon,743.-------- Mammalia,793.-------- Plesiosaur,665.-------- Reptiles,646.-------- Sharks, fossil,582.Teleosaurus Cadomensis,680.----------- Chapmanni,675,679.----------- priscus,680.Telerpeton Elginense,720.Temple Church, the pillars of, composed of fresh-water marble,422,435.Temple of Jupiter Serapis, the columns of, perforated by Lithodomi,408.Terebratula carnea,390.----------- semiglobosa,388.----------- subrotunda,388.Teredo,193,410.Tertiary coniferous wood,175.-------- foraminifera,366.-------- ornitholites,765.-------- rocks,24.-------- zoophytes,274.Tethea,221.Tettigonia spumaria,558.Tetrabranchiata,449,466.Tetragonolepis,604.Textularia globulosa,342,352.Thalictroides Parisiensis,198.------------- Websteri,198.Thames River,386.Thecodontosaurus,713.Thecodont reptiles,648.Thuites Kurrianus,180.Tilgate Forest, Sussex,75,113,119,159,414,417,530,578,580,592,605,608,660,677,681,687,690,704,725,734,773,768.Tisbury, Wilts,263,413.Toadstone of Derbyshire,875,878,893.Torbay, Devon,259,262,764,810,816.Torpedo. 598.Tortoises,726.Touraine,426.Toxaster complanatus,329.Toxoceras Emericianum,484.Track-marks of bipeds,768.-------------- crustaceans,543,749.-------------- fishes,632.-------------- reptiles,749.Tragos Farringdoniensis,229.------ peziza,229.Transition series,32.Trap of Crich Hill,884,891.Travertine, or tufa,40.Trees, fossil, dicotyledonous,203.-------------, in the Coal-measures,136.--------------------- Purbeck series,169.--------------------- Wealden,170.-----, silicified, in Australia,170.--------------------- Egypt,170,203.Tretosternon Bakewelli,737.Trevelyan, Mr., fossil upright stems in Northumberland noticed by,128.Trias series,29.Triassic mammalian teeth,805.Tridactylous imprints,768,772.Trigonia clavellata,397,412.-------- costata,397,412.-------- gibbosa,397,412.Trigonocarpum Nœggerathi,149.------------- olivæforme,149.Trilobites,532.----------, geological distribution of,543.Trinucleus Lloydii,538.Trionyx,727.Triplosporite,142.Trochites,284.Trochus ziziphinus,385.Trogontherium,803.Trowbridge, Wilts,479.Trunks and stems of fossil cycads,156.------ of sigillariæ with roots,126.--------- trees, investigation of,62.Tufa or travertine,40,872.Tunbridge Wells,415,530.Tunicata,375.Turban-echinites,313.Turbinolia Kœnigii,257.Turin,198,463.Turner’s Falls, Massachusetts,769.Turrilites catenatus,489.---------- costatus,489.---------- tuberculatus,491.Turritella conoidea,383.Turtles,726.Tuscany,803.U.Ulodendron,144,145.Under-clays of the coal,81.Unio,414.United States,256,257,364,367,399,400.Univalve mollusks,378,417.Upper Silurian series,33.Upright trunks of sigillariæ,125.Ursus arctos,811.----- priscus,812.----- spelæus,811.V.Vale of Wardour,521,552,556.Valley of the Derwent,882.Van Diemen’s Land,170.Vegetables, fossil,51.----------, organization of,54.Venation of leaves,60,64.Venericardia,405.Ventnor, Isle of Wight,230.Ventriculites alcyonoides,247.------------- quadrangularis,267.------------- radiatus,242,244.Venus’s fan,265.Verneuilina tricarinata,342,352.Vertebræ of Fish,574.----------- Ichthyosaur,666.----------- Iguanodon,698.----------- Reptiles,651.----------- Serpents,739.Verticellipora anastomosans,227,229,273.Virginia,97,170.--------, fossil microphytes from,97.Visé, Belgium,459.Volcanic rocks,35.Volkmannia,146.Voltzia,180.W.Waihora Lake, New Zealand, diatomaceæ from,95.Wainlode Cliff, Gloucestershire,553.Wakebridge,884.Wakefield, Col., researches of,763.Walchia hypnoides,178.Waldenburg, Silesia,112.Walton, Essex,817.Wandsworth,837.Ward, Dr. O., researches of,712.Wareham, Dorset,200.Warminster, Wilts,231,318.Water-rat, fossil,809.Warwick,742.Watchett, Somerset,480.Wealden coal,73.------- formation,26.-------, remains of birds in the,768.-------, tridactylous ichnolites in the,773.Webster, Prof., researches of,22,156,202.Wellington Valley, Australia,803.Wenlock series,33.--------------, corals in the,258,261.-------, graptolites in the,255.Westbury-on-Avon,526,588.Western Lines, Isle of Wight,230.Westphalia,622,621.Westwood, Mr. J. O., researches of,549.Wetherell, Mr. N. T., researches of,508,708.Wetherellia variabilis,188.Weymouth,397.Whales, fossil,777.Whitby,73,106,112,477,675,682.Whitecliff Bay, Isle of Wight,185.Whittingham, Norfolk,236.Whitwick,902.Wiesbaden,766.Wiesnau,766.Williams, Rev. D., researches of,811.--------, Rev. W., researches of,763.Williamson, Prof., researches of,155,363,367,568,620.Willingdon, Sussex,156,173.Witham’s method of microscopical examination of fossil plants,65.Wood, examination of fossil,65.----, fossil coniferous,167.---- perforated by pholades,409.------------------ teredines,193,411.Woodhouse,901.Woodward., Mr. S. P., notes by,236,317,379,425,426,447,462,463,479.--------, Manual of Molluscs by,381,449,483.Woolwich, Kent,395,425.Worthing, Sussex,235,431.Würtemberg,308,463,742,805.Wyman, Prof. J., on dendrerpeton,747.---------------, on Lepidosteus,616X.Xanthidium,91.Xiphodon,790.Y.Yorkshire,226,227,268,305,427,465,477,519,595,608.--------- oolite,27.Z.Zamiæ,150.Zamites crassus,155.
Siderolina,346.
Sigillariæ and Stigmariæ,125.
Sigillaria Defrancii,128.
---------- elegans,130.
---------- Saullii,129.
Silesia,185.
Silicification,40.
Silurian system,32.
Sind,362.
Siphonia lobata,231.
-------- Morrisiana,224,233.
-------- pyriformis,231.
Siwalik Hills,185,278,674,731,766,782,784,786,797,814.
Skeleton of fishes,572.
Skin of Ichthyosaur,670.
Sloths, fossil gigantic, .798.
Smee, Mr., on fossilization of bones,44.
Smerdis minutus,625.
Smith, Dr. William, on fossils and strata,18.
-----, Mr. Toulmin, on the ventriculidæ,226,249,268.
Snakes, fossil eggs of,739.
Snibstone, Leicestershire,149,902.
Solarium ornatum,427.
Solenhofen,447,492,511,520,523,550,551,617,621,724.
----------, fossil insects from,551.
Soleure,730.
South Africa,536,714.
------------, fossil reptiles from,714.
South America, bone-caves of,808.
-------------, fossil edentata of,798.
--------------------- monkey of,814.
-------------, Pampas of,798.
Southbourn, Sussex,232,408,433,487,858.
Southerham, Sussex,401,487.
South Joggins, Bay of Fundy,128,747.
South Petherwin, Cornwall,474.
Spatangidæ,326.
Spatangus planus,330.
Sphærulites Mortoni,393,430.
Sphenophyllum erosum,146,148.
------------- Schlotheimi,147,148.
Sphenopteris elegans,112.
------------ Mantelli,113.
------------ nephrocarpa,113.
Spicula of sponges,234,238.
Spiders, fossil,550.
Spinax major,580,584.
Spines of Cidarites,319.
Spiniferites palmatus,241.
------------ ramosus,239,240.
------------ Reginaldi,239,241.
Spirifer trigonalis,390.
Spirolina,349.
Spirulirostra Bellardii,463.
Spondylus spinosus,399.
Sponges, characters of,220.
-------, arrangement of recent,221.
------- in chalk and flint,222.
Spongilla,221.
Spongites clavellatus,224.
--------- flexuosus,226,213.
--------- labyrinthicus,225,243.
--------- ramosus,223.
--------- Townsendi,225.
Spynie, near Elgin,720.
Squaloraia,596.
Squirrel, fossil,802.
St. Catherine’s, Isle of Wight,233.
--------------- Mount.SeeRouen.
St. Cuthbert’s beads,284.
St. Etienne, France,127,178.
St. Helen’s, near Liverpool,136.
St. Peter’s Mount.SeeMaestricht.
Staaren-stein,123.
Stag-horn encrinite,291.
Staithes, near Whitby,307.
Stammerham, Sussex,774.
Steganodictyum,233.
Steinhaur, Rev. H., on Stigmaria,134.
Stellaridæ,280.
Stems of arborescent ferns,122.
-------- encrinites,284.
-------- pentacrinites,284.
-------- plants, structure of,55,62.
Sigillariæ,128.
Steneosaurus,676.
Sternbergia,168.
Sternum of ichthyosaur,667.
---------- plesiosaur,667,672.
Steyning, Sussex,459,471.
Stigmaria ficoides,133.
Stigmariæ, the roots of sigillaria and lepidodendron,132,139.
Stokes, Mr., researches of,476,540.
Stone-lily,292.
Stone, Bucks,557.
Stone perforated by lithodomi,408.
Stonesfield, Oxon,152,168,181,553,587,686,725,730,765,805.
-----------, fossil mammalia of,805.
----------- slate,28.
Stonnis,883,896.
Storeton Hill, near Liverpool,730,751,753,772.
-------------, ichnolites at,751,772.
Stradella, near Pavia,201.
Strata and rocks,19.
------ composed of foraminifera,352.
------, synopsis of British,23.
Stratification of a coal-field,80.
Strensham, Worcestershire,106.
Streptospondylus,680.
Strickland, Mr. H. E., researches of,552,639,753,763.
Stromatopora,262.
Strombodes,262.
Strophodus magnus,587.
Structure of coniferæ,57.
------------ vegetables,55.
Studd Hill,843.
Stutchbury, Mr., researches of,265,713.
Stuttgart, Würtemberg,805.
Stylastritæ,287.
Sub-Apennines,503.
Sub-Himalayas.SeeSiwalik Hills.
Submerged forests,70.
Suchosaurus cultridens,676.
Suggsville, U. S.,346.
Sulz-les-bains, near Strasburg,117,181.
Sunderland,430.
Sundridge, Kent,395.
Sussex marble,422,435.
Swabia,775,815.
Swanage, Purbeck,196,607,658,677.
------- crocodile,677.
Swansea,810.
Sweden,256,392,538.
Swindon,168,412,428,862.
Swithland,900.
Switzerland,289.
Sydenham,789,849.
Synhedra,92.
Synopsis of British strata,23.
Syringopora ramulosa,259,262.
T.
Tæniopteris latifolia,118.
Taggart, Mr., researches of,772.
Tails of fishes,574.
Taxites,181.
Teeth of Fishes,570,582.
-------- Glyptodon,799.
-------- Ichthyosaur,665.
-------- Iguanodon,693.
-------- Labyrinthodon,743.
-------- Mammalia,793.
-------- Plesiosaur,665.
-------- Reptiles,646.
-------- Sharks, fossil,582.
Teleosaurus Cadomensis,680.
----------- Chapmanni,675,679.
----------- priscus,680.
Telerpeton Elginense,720.
Temple Church, the pillars of, composed of fresh-water marble,422,435.
Temple of Jupiter Serapis, the columns of, perforated by Lithodomi,408.
Terebratula carnea,390.
----------- semiglobosa,388.
----------- subrotunda,388.
Teredo,193,410.
Tertiary coniferous wood,175.
-------- foraminifera,366.
-------- ornitholites,765.
-------- rocks,24.
-------- zoophytes,274.
Tethea,221.
Tettigonia spumaria,558.
Tetrabranchiata,449,466.
Tetragonolepis,604.
Textularia globulosa,342,352.
Thalictroides Parisiensis,198.
------------- Websteri,198.
Thames River,386.
Thecodontosaurus,713.
Thecodont reptiles,648.
Thuites Kurrianus,180.
Tilgate Forest, Sussex,75,113,119,159,414,417,530,578,580,592,605,608,660,677,681,687,690,704,725,734,773,768.
Tisbury, Wilts,263,413.
Toadstone of Derbyshire,875,878,893.
Torbay, Devon,259,262,764,810,816.
Torpedo. 598.
Tortoises,726.
Touraine,426.
Toxaster complanatus,329.
Toxoceras Emericianum,484.
Track-marks of bipeds,768.
-------------- crustaceans,543,749.
-------------- fishes,632.
-------------- reptiles,749.
Tragos Farringdoniensis,229.
------ peziza,229.
Transition series,32.
Trap of Crich Hill,884,891.
Travertine, or tufa,40.
Trees, fossil, dicotyledonous,203.
-------------, in the Coal-measures,136.
--------------------- Purbeck series,169.
--------------------- Wealden,170.
-----, silicified, in Australia,170.
--------------------- Egypt,170,203.
Tretosternon Bakewelli,737.
Trevelyan, Mr., fossil upright stems in Northumberland noticed by,128.
Trias series,29.
Triassic mammalian teeth,805.
Tridactylous imprints,768,772.
Trigonia clavellata,397,412.
-------- costata,397,412.
-------- gibbosa,397,412.
Trigonocarpum Nœggerathi,149.
------------- olivæforme,149.
Trilobites,532.
----------, geological distribution of,543.
Trinucleus Lloydii,538.
Trionyx,727.
Triplosporite,142.
Trochites,284.
Trochus ziziphinus,385.
Trogontherium,803.
Trowbridge, Wilts,479.
Trunks and stems of fossil cycads,156.
------ of sigillariæ with roots,126.
--------- trees, investigation of,62.
Tufa or travertine,40,872.
Tunbridge Wells,415,530.
Tunicata,375.
Turban-echinites,313.
Turbinolia Kœnigii,257.
Turin,198,463.
Turner’s Falls, Massachusetts,769.
Turrilites catenatus,489.
---------- costatus,489.
---------- tuberculatus,491.
Turritella conoidea,383.
Turtles,726.
Tuscany,803.
U.
Ulodendron,144,145.
Under-clays of the coal,81.
Unio,414.
United States,256,257,364,367,399,400.
Univalve mollusks,378,417.
Upper Silurian series,33.
Upright trunks of sigillariæ,125.
Ursus arctos,811.
----- priscus,812.
----- spelæus,811.
V.
Vale of Wardour,521,552,556.
Valley of the Derwent,882.
Van Diemen’s Land,170.
Vegetables, fossil,51.
----------, organization of,54.
Venation of leaves,60,64.
Venericardia,405.
Ventnor, Isle of Wight,230.
Ventriculites alcyonoides,247.
------------- quadrangularis,267.
------------- radiatus,242,244.
Venus’s fan,265.
Verneuilina tricarinata,342,352.
Vertebræ of Fish,574.
----------- Ichthyosaur,666.
----------- Iguanodon,698.
----------- Reptiles,651.
----------- Serpents,739.
Verticellipora anastomosans,227,229,273.
Virginia,97,170.
--------, fossil microphytes from,97.
Visé, Belgium,459.
Volcanic rocks,35.
Volkmannia,146.
Voltzia,180.
W.
Waihora Lake, New Zealand, diatomaceæ from,95.
Wainlode Cliff, Gloucestershire,553.
Wakebridge,884.
Wakefield, Col., researches of,763.
Walchia hypnoides,178.
Waldenburg, Silesia,112.
Walton, Essex,817.
Wandsworth,837.
Ward, Dr. O., researches of,712.
Wareham, Dorset,200.
Warminster, Wilts,231,318.
Water-rat, fossil,809.
Warwick,742.
Watchett, Somerset,480.
Wealden coal,73.
------- formation,26.
-------, remains of birds in the,768.
-------, tridactylous ichnolites in the,773.
Webster, Prof., researches of,22,156,202.
Wellington Valley, Australia,803.
Wenlock series,33.
--------------, corals in the,258,261.
-------, graptolites in the,255.
Westbury-on-Avon,526,588.
Western Lines, Isle of Wight,230.
Westphalia,622,621.
Westwood, Mr. J. O., researches of,549.
Wetherell, Mr. N. T., researches of,508,708.
Wetherellia variabilis,188.
Weymouth,397.
Whales, fossil,777.
Whitby,73,106,112,477,675,682.
Whitecliff Bay, Isle of Wight,185.
Whittingham, Norfolk,236.
Whitwick,902.
Wiesbaden,766.
Wiesnau,766.
Williams, Rev. D., researches of,811.
--------, Rev. W., researches of,763.
Williamson, Prof., researches of,155,363,367,568,620.
Willingdon, Sussex,156,173.
Witham’s method of microscopical examination of fossil plants,65.
Wood, examination of fossil,65.
----, fossil coniferous,167.
---- perforated by pholades,409.
------------------ teredines,193,411.
Woodhouse,901.
Woodward., Mr. S. P., notes by,236,317,379,425,426,447,462,463,479.
--------, Manual of Molluscs by,381,449,483.
Woolwich, Kent,395,425.
Worthing, Sussex,235,431.
Würtemberg,308,463,742,805.
Wyman, Prof. J., on dendrerpeton,747.
---------------, on Lepidosteus,616
X.
Xanthidium,91.
Xiphodon,790.
Y.
Yorkshire,226,227,268,305,427,465,477,519,595,608.
--------- oolite,27.
Z.
Zamiæ,150.
Zamites crassus,155.