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Published online by Cambridge University Press: 01 May 2009
page 562 note 1 The meeting of the British Association in 1870 will he held in Liverpool.
page 562 note 1 For a detailed description of the Silurian rocks reference is made to a paper by Mr. T. McKenny Hughes in the Geological Magazine for 1867, p. 316.
page 563 note 1 Read before the British Association, Section C., Exeter, August, 1869.