theory of formation of atolls, [397]

on cultivated plants not running wild, [507]

Dawkins, Professor Boyd, on animal migrations during the glacial epoch, [120]

Dawson, Mr. G. M., on alternations of climate in British Columbia, [121]

Professor, on Palæozoic boulder-beds in Nova Scotia, [201]

De Candolle on dispersal of seeds, [80]

Deep-sea deposits, [219]

Deer in Celebes, [456]

Delphinium ajacis, on a railway bank, [515]

Dendrœca, [19]