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allied ambulacral animals Annelides apertures appear basals beds body calcareous calice calyx Cambrian canals Carboniferous cavity ccenenchyma ccenosarc cellules central Chalk characteristic chitinous Class closely colony columella composed compound consists corallites corallum corals Cretaceous Crinoids Crustaceans deposits developed Devonian disc dissepiments enlarged Eocene Eozoon existence extinct fauna Foraminifera formation fossil condition fossils genera genus geological glabella Graptolites grooves horny Hydrozoa imperforate integument Jurassic known Lastly latter less lime Limestone living Lower Silurian marine Miocene mouth natural occur Order organic pairs palaeontological Palaeozoic perforated Permian plates polypary polype polypite Polyzoa pores portion possess present day radial regarded remains represented resembling Sandstone segments selerodermata septa shell showing siliceous Silurian rocks simple skeleton sometimes species spicules spines Sponges strata structure Stylaster Sub-class sub-kingdom surface tabulae Tabulate Corals theca tion tubes Upper Silurian usually vertical visceral chamber wall whilst Zoantharia zooids
Page 120 - Egypt, where it was largely quarried of old for the building of the Pyramids, into Asia Minor, and across Persia, by Bagdad, to the mouths of the Indus. It occurs not only in Cutch, but in the mountain-ranges which separate Scinde from Persia, and which form the passes leading to Cabul ; and it has been followed still further eastwards into India, as far as Eastern Bengal and the frontiers of China.
Page 12 - ... ocean. In the first two cases, any fossils which the beds might contain would be the remains of freshwater or terrestrial organisms. In the last case, the majority, at any rate, of the fossils would be the remains of marine animals. The term " formation " is employed by geologists to express " any group of rocks which have some character in common, whether of origin, age, or composition...
Page 120 - Morocco, and has been traced from Egypt, where it was largely quarried of old for the building of the Pyramids, into Asia Minor, and across Persia by Bagdad to the mouths of the Indus. It...
Page 39 - ... evidence that the strata are not exactly contemporaneous ; but that they succeeded one another in point of time, though • by no long interval geologically speaking. Most of the facts bearing upon this question may be elicited by a consideration of such a widely extended and well-known formation as the Mountain Limestone or Sub-carboniferous Limestone. This formation occurs in localities as remote from one another as Europe, Central Asia, North America, South America, and Australia ; and it...
Page 120 - According to Sir Charles Lyell, " the Nummulitic Limestone, with its characteristic fossils, plays a far more conspicuous part than any other Tertiary group in the solid framework of the earth's crust, whether in Europe, Asia, or Africa. It...
Page 337 - ... well-known native of Britain and of the continent of Europe, growing in dry soils, and ornamenting hedge-banks, hills, and bushy places, in May and June, with its large yellow flowers, which are on short stalks, drooping, solitary, but produced in considerable...