Durkheim, on division of labour.

Elephants, geological history of.

Embryology, A. Sedgwick on the influence of Darwin on.

Embryology, as a clue to Phylogeny. --the Origin of Species and.

Environment, action of. --Klebs on the influence on plants of. --Loeb on experimental study in relation to.

Ernst, A., on the Flora of Krakatau.

Evolution, in relation to Astronomy. --and creation. --conception of. --discontinuous. --experimental. --factors of. --fossil plants as evidence of. --and language. --of matter, W.C.D. Whetham on. --mental. --Lloyd Morgan on mental factors in. --Darwinism and Social. --Saltatory. --Herbert Spencer on. --Uniformitarian. --Philosophers and modern methods of studying.

Fabricius, J.C., on geographical distribution.