—— ——, causes of, [263].
—— from unfavourable conditions, [265].
—— of certain varieties, [269].
St. Helena, productions of, [390].
St. Hilaire, Aug., on classification, [418].
St. John, Mr., on habits of cats, [91].
Sting of bee, [202].
Stocks, aboriginal, of domestic animals, [18].
Strata, thickness of, in Britain, [284].
Stripes on horses, [163].