"The hypothesis that living matter always arises by the agency of pre-existing living matter‥I shall call the hypothesis of Biogenesis" (OED).

"I propose to subdivide the Brachycephali into Eurycephali, with the cephalic index ·80 to ·84, and Brachistocephali, with the cephalic index ·85 and above" (OED).

"The one end of the palatine‥becomes directed transversely to the axis of the skull, immediately behind the posterior nostril, its teeth continuing the transverse line of the teeth of the vomers. Salamanders with the teeth thus disposed have been termed ‘lechriodont’" (OED).

"An intermediate type between that of the Prototheria and that of the higher mammals, which may be termed that of the Metatheria" (OED).

"The hind-brain differs from the posterior cerebral vesicle in being differentiated into the medulla oblongata (or myelencephalon) behind, and the cerebellum with the pons varoli (which together constitute the metencephalon) in front" (OED).

"It will be convenient to have a distinct name, Prototheria, for the group which includes these, at present, hypothetical embodiments of that lowest stage of the mammalian type, of which the existing Monotremes are the only known representatives" (OED).