Admiralty, the, report of a sea-ser. to, [255], [259].

Advance of Ophiology, [3], [21], [75], [81], [191], [273], [353], [363], [372], [443], [485], [515], et seq.

Ælian, an error traced to, [191].

Æsculapius, his remedies, [522].

Africa, range of sea-s., [236].

Air-bladder, the, [262].

Air-breathers, [44], [146], [222], [265].

Air-tube, [132], [135], [137], et seq. (see [glottis], [respiration]).

Albert Nyanza’, the, [358].

Alceste, Voyage of the, [111], et seq.