Sketch Book of Popular Geology: Popular Geology; a Series of Lectures Read Before the Philosophical Institution of EdinburghHurst & Company, 1899 |
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Página 166
... species . Molluscs and corals outlive the vertebrata ; and tribes of the low infusory animals outlive molluscs and corals . We know not that a single shell of at least the latter Pleis- tocene period has become extinct ; but many of its ...
... species . Molluscs and corals outlive the vertebrata ; and tribes of the low infusory animals outlive molluscs and corals . We know not that a single shell of at least the latter Pleis- tocene period has become extinct ; but many of its ...
Página 169
... species crosses the gap . On its farther or remoter side , however , where the Secondary division closes , the intermingling of species again begins , and runs on till the commencement of this great Secondary division ; and then , just ...
... species crosses the gap . On its farther or remoter side , however , where the Secondary division closes , the intermingling of species again begins , and runs on till the commencement of this great Secondary division ; and then , just ...
Página 363
... species , the Belemnites of the Lias . I soon exhausted the species enumerated as peculiar to the for- mation by Miller , and found a great many others . They divide naturally into two well - marked families , - the specimens of a ...
... species , the Belemnites of the Lias . I soon exhausted the species enumerated as peculiar to the for- mation by Miller , and found a great many others . They divide naturally into two well - marked families , - the specimens of a ...
Contenido
INTRODUCTORY RÉSUMÉ OF THE PROGRESS OF GEOLOGICAL SCI | 11 |
LECTURE FIRST | 37 |
Problem first propounded to the Author in a Quarry The Quarrys Two | 84 |
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Términos y frases comunes
amid Ammonites ancient animal appearance Arthur Seat beds Belemnite beneath bottom boulder-clay boulders Brora Caithness Carboniferous caves Chalk character clay Coal Measures Coccosteus cone contains creature Cromarty curious cuttle-fish deposits depth diameters earth elevation existing extinct feet fish flora forests formation fossils fragments Frith furnished ganoid geological geologist glacier gneiss granitic gravel grooved Highlands hills hollow hundred inches island lake land least Lias Loch lower mark masses miles molluscs moraine Morayshire mosses neighborhood northern occupied occur ocean old coast line Old Red Sandstone Oolite organisms Paleozoic peculiar period plants Pleistocene portion precipices present quarry remains reptiles resemble ridge rising river rocks Roderick Murchison sand scarce scenery Scotland Scottish seems seen shells shores side Silurian Sir Roderick species specimens stone strata stratum stream surface Tertiary thick tide tion tract trap trees Triassic upper valley vast vegetable waves