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  • The ‘Globigerina’ of the Atlantic soundings is identical with that which occurs in the chalk; and the casts of lower silurian ‘Foraminifera’, which Ehrenberg has recently described, seem to indicate the existence at that remote period of forms singularly like those which now exist.

    Essays 2007

  • ‘Lingulae’ and ‘Discinae’ of the silurian rocks and those which now live.

    Essays 2007

  • There is a rim or fringe of ancient rocks round a great central valley, which, dipping inward, form a basin, the bottom of which is composed of the oldest silurian rocks.

    Missionary Travels and Researches in South Africa 2004

  • It comes from beneath the trap-rock, of which I shall have to speak when describing the geology of the entire country; and as it usually issues at a temperature of 72° Fahr., it probably comes from the old silurian schists, which formed the bottom of the great primeval valley of the continent.

    Missionary Travels and Researches in South Africa 2004

  • My old science teacher was the spitting image of the scientist bloke who got killed by a silurian in "The silurians"...

    Fun with refugees 2004

  • This mass of basalt, about six miles long, has tilted up the rocks on both the east and west; these upheaved rocks are the ancient silurian schists which formed the bottom of the great primaeval valley, and, like all the recent volcanic rocks of this country, have a hot fountain in their vicinity, namely, that of

    Missionary Travels and Researches in South Africa 2004

  • We were passing through rocks of the transition or silurian [l] system.

    Journey to the Interior of the Earth 2003

  • Then by degrees, in the silurian period, the tops of the mountains began to appear, the islands emerged, then disappeared in partial deluges, reappeared, became settled, formed continents, till at length the earth became geographically arranged, as we see in the present day.

    Twenty-Thousand Leagues Under the Sea 2003

  • I'm 11 years old going to the structural geology class and taking notes on archecopterics and silurian trilbytes.

    The Cuckoo's Egg 1989

  • I cannot let Clive James 'silurian words [NYR, August 16] about that brave and gifted man, Andrei Voznesensky, pass without protest.

    On Voznesensky Salisbury, Harrison E. 1979


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  • The Silurians were Earth's first sentient beings. They were technologically advanced and had a third eye that gave them telepathic powers. They first appeared in Doctor Who and the Silurians.

    October 2, 2008