Time geological, Lyell on, [154];

Lamarck on, [155]

Tollet, Miss G., aids Darwin in revising Origin of Species, [132]

Uniformitarianism, origin of the term, [14], [15], [22]

Uniformity (or Continuity), Lyell's real views on, [62], [63];

misconceptions of his views on, [151], [152], [155]

University of London, Lyell's connexion with, [59], [65]

Variation, early recognition of its importance, [9];

Lyell's discussion of, [64], [103];

Darwin's work on, [141]