Principles of Geology ; Or, The Modern Changes of the Earth and Its Inhabitants Considered as Illustrative of Geology

America ancient animals and plants appear beds Calabria calcareous carbonic acid carboniferous causes century Cetacea changes channel cliffs climate coast cone continued coral crater delta deposits depth distance earth earthquakes elevation Eocene eruption Etna Etym Europe existing feet fissures flood flowed formations formed fossil geographical Geol geological geologist globe gneiss gradually granite Gulf heat height hyæna inhabitants insects Ischia islands Journ lakes land lapilli latitudes lava limestone marine mass matter miles mineral Monte Nuovo mountains nature observed ocean Oolite organic origin period Phil plain quadrupeds quantity reef regions remains rise rivers rocks sand scoriæ sediment seen shells shores soil South America species stone strata stream subsidence subterranean supposed surface temperature terrestrial tertiary testacea theory thickness thousand thrown tides tion trachyte tract Trans travertin trees tropical tuff valley vegetable Vesuvius volcanic waves whole zoophytes