798

INDEX.

Switzerland , formations andanimals of the Post-tertiary and age ofMan, 577.

lake-habitations in, 582.Syenite, 78.#

Synclinal, 105.#

valleys, 105, 722.Syncoryna, 162.*#

Synedra Ulna, 631.*

Synthetic types, 396,# 203.#See, further, Comprehen-sive.

Syracuse salt-wells, 248.Syringodendron, 356.Syringopora Hisingeri, 270.Maclurii, 273*obsoleta, 220.*

Systems of mountain-eleva-tions, American , of theLaurentian, 142, 144,147, 387.

of the Iluronian, 142,199.of the Green Mountains,388, 391.

of the Appalachians , 403.of the Mesozoic trap andsandstone, 438.of the main mass of theRocky Mts. , 503, 531.Systems of mountain-eleva-tion, European , of West-moreland and the Huns-druck, 229.

of the N. of England, 412.of the Netherlands , or ofHainault, 412.of the Rhine , 412.of the Thuringian Forest ,502.

of the Cote d’Or , 502.of Monte Yiso, 503.of the Pyrenees and Ju-lian Alps , 533.of the chain of Corsica,533.of the Western Alps, 533.of the Eastern or Princi-pal Alps, 533.

Systemless animals, 597, 748.

Tabellaria, 631.*

Tarconic rocks, 176.

Tamiaster spinosa, 212.*Tahitian Islands , map of, 32.*Talc, 61,# 81.#

Talcose schist, 81.#

Talpa, 529.#

Tancredia Warreniana, 446.*Tapir, 423.#

Tapirotherium, 529.#

Tapirus, 529.#

Taxineae, 337.#

Teleosaur, 346,# 452, 462.Teleosaurs, Arctic, 736.Teleosaurus Tiedmanni, 457.*Telerpeton Elginense, 298.*Teliosts, 278.#*

the pure fish type, 599.first species of, 473.range of, in time, 572.in the Cretaceous , 473,485*

in the Tertiary , 526.

Tellina calcarea, 552.

Groenlandica, 552.Temperature, causes deter-mining, 45.

of the globe, mean, 45.of the ocean, 42.

See Climate.

Tennessee , faults in, 407.rocks of, 384.

Azoic in, 137.Carboniferous in, 322.Hamilton in, 282.

Lower Silurian in, 228.Potsdam in, 175.Subcarboniferous in, 308.Tertiary in, 509.

Trenton in, 206, 207.Tentaculite limestone, 252.Tentaculites, 259.

ornatus, 253, 254,* 255.scalaris, 275.

Teredo tibialis, 479.Terebratella, 181.#Terebratula, 181,*# 304, 399.495.

digona, 464.diphya, 465.elongata, 376.fimbria, 464.

Harlani, 474,* 479.liastata, 318.*impressa, 150.*numismalis, 464.perovalis, 464.rimosa, 464.subtilita, 348.*varians, 465.vitrea, 181.*vulgaris, 435, 438.range of, in time, 453.Terebratulm common in theTertiary , 526.Terebratulina, 181,*#

caput serpentinus, 181 *plicata, 474,* 479.Terebrirostra, 181.#Termatosaurus, 438.

Termites, 358,# 420.

Terrace epoch in America,554 .epoch, results of, to Ame-rica , 557.

epoch, relations to theAge of Man, 554, 577.epoch in Europe , 558.Terraces of rivers, lakes, andsea-shores, 547, 554.in Great Britain , 558.formation of, 555.*Terricola, 155.#

Tertiary period, 506.

N. American, 506.

N. American, map of,530*

foreign, 522.

geographical progress in.568.

and Post-tertiary , eventsof, 568.

and Post-tertiary , con-trast in, 568.

Testudo in U. Missouri , 522.Atlas, 526.

Culbertsonii, 519.

Testudo hemispherica, 519.lata, 519.

Oweni, 519.

Tetrabranchiates, 156.#Tetradecapods, 153.#*first of, 375.range of, in time, 402.Tetradium, 190.#fibrosum, 220*Tetragonolepis, 455,* 464.Textilaria globulosa, 164,* 474Missouriensis, 474.

Texas, Carboniferous in, 324.Cretaceous in, 470.Potsdam in, 174.Subcarboniferous in, 306.Tertiary in, 500.

Teudopsis Scheibleri, 464.Teutonic period, 583.Tlmllogens, 165.#

Thanet sands, 522.

Theca gregarea, 187.*primordialis, 187.Thecidea, first of, 453.Thecidium, 184.#

Thecodonts, 346.#

range of, in time, 572.first of, 374, 376.Thecodontosaur, 346.#Thecodontosaurus, Triassic ,436.

Thenaropus heterodactylus,351.

Thermal springs, 411, 699, 710.Thrissops, 279*

Thuringia , Permian in, 372.Thylacinus, 424.#

Thylacoleo, 424.#Thylacotherium Broderipii,453, 462 *

Tiaropsis, 148.*#

Tiburtine, 85.#

Tides and tidal currents, 652.Till, 74.#

Time, length of geological,590.

Time-ratios, Cenozoic , 568.Mesozoic , 493.

Paheozoic, 386.Titanotherium beds, 515.

Proutii, 515, 519,* 521.Tivoli travertine beds, 201.Toarcian group, 449.

Tongrian group, 523.

Topaz, 59.#*

Topographical effects of ero-sion, 680.

Tourmaline , 58.#*

Toxaster complanatus, 487.

elegans, 474, 478.Toxoceras, 473.#

bituberculatus, 485.*Tracks. See Footprints.Trachelomonas levis, 630.*Trachyte , 87,# 88.#

Trap, 86.#

at Lake Superior , 1P5,199.

distribution and forma-tion of, 702.

in Potsdam period, 174.minerals of Nova Scotia.430.