when he should have preached on the rabbit
out of pure love of mischief, 123

---- resumption of feral characteristics, 123

---- on the geometrical ratio of increase, 123, &c.

---- alternation of fat and lean years, 125

---- equilibrium of Nature, 125

---- "au reel," 126

---- on violent death, 126

---- on sensation, 126, &c.

---- on the interaction of organ and sense, 127

---- the carnivora, 126

---- his criterion of what name a thing is to bear, 127

---- his criterion of perception and sensation, 127

---- on the unity of the individual, 127, 128

---- satirizes our habit of judging all things by our own standards, 129

---- the diaphragm, 129

---- on the stock and the diaphragm, 130

---- distinction between perception and sensation, 129, 130

---- on the meninges, 132

---- on the brain, 131, 133, &c.

---- on scientific orthodoxy and mystification, 138

---- on the relativity of science, 140

---- on nomenclature and knowledge, 141

---- on the genus _felis_, 143

---- on the lion and the tiger, 143, 145

---- on the animals of the old and new world, 145, &c.

---- on changed geographical distribution of land and water, 145, 164

---- on extinct species, 146

---- hates the new world, 146

---- on heredity and habit, 148, 159, 160, 161, 162

---- approaches Erasmus Darwin and Lamarck, _re_ the Buffalo, Camel,
and Llama, 148, 160, 161

---- on oneness of personality between parents and offspring, 151

---- on the organic and inorganic, 153, &c.

---- on apes and monkeys, 153, &c.

---- on the causes or means of the transformation of species, 159, &c.

---- on generic (as well as specific) differences, 164

---- on plants under domestication, 167

---- on pigeons and fowls, 169

---- on birds, 170, &c.

---- the assistance he rendered to Lamarck, 237, 258

---- Isidore Geoffroy's failure to understand, 328

---- Colonel, 75

Bulk, a _sine qua non_ for success in literature or science, 315

Bull running, Tutbury, and Erasmus Darwin, 187

CAMEL, Buffon on the hereditary ills of the, 161

Cant, and rudimentary organs, 38

Captandum, all good things are done ad, 85

Carnivora, Buffon on the, 126

Carriage, Dr. Erasmus Darwin's, 181

Cat, family, Buffon on the, 142, &c.

---- with a mane and long tail, 143

Cataclysms, the good cells that get exterminated during the cataclysms
of our own development, 75

Catastrophes, Lamarck on, 277