Birches, 51, 125, 145.
Birds, 6, 7; in Tertiary period, A. Milne- Edwards on the specialisation of, 12; lower Eocene, 28; of the upper Eocene period, 34; of Meiocene age, 54; birds-nest-swifts, 55; mid Meiocene, 59; of the Mediterranean district, Phasianus Archaici (pheasant), Gallus æsculapii (fowl), Grus pentclici (wader), 61; of the Meiocene age, 64; of Neolithic age, 303.
Bison, 97; (Bison europæus), 98; migrations of, 189, in summer; reindeer in winter in the same district, 191.
Blue corn bottle, 302.
Boars, wild (Sus scrofa ferus), 98, 128, 257, 262.
Boats of Bronze age, 395; engraved on rock, Häggeby, Uplande (fig.), 442.
Bone, cut, discovered at St. Prest, considered by J. Desnoyers to be the work of man, 133; opinions on, by Sir Charles Lyell and Sir John Lubbock, 133; needle, awl (notched) (figs.), 185; needle, La Madelaine (fig.), 200; weaving-comb, Fisherton (fig.), 267.
Borer, flint (fig.), 184.
Bos etruscus (ox), 83, 87; (Urus), primigenius (urus), 98; palæindicus, 166; longifrons (Celtic short-horn), 251; frontosus, taurus (oxen), 298.
Boulder clay, origin of, 116; boulder differs from the moraine profonde (note), 117; tough, James Geikie's opinion of, 117.
Bourgeois, Abbé, on discovery of flints as evidence of man's existence, 133.
Bournemouth, mid Eocene forest of, 29.
Bowerbank, reference to, concerning the lower eocene vegetation (note), 25.
Bowl-shaped barrow, East Kennet, 368.
Bovey Tracey, the lignites of, 47.
Brady, Sir Antonio, collection of mammoth bones, etc., 139.
Brandon, Neolithic flint-mines near, 276.
Brandt, on animals from Altai Mountains, 240.
Brass, bronze more ancient than, 410.
Breaks in the succession of living forms, accompanied by geographical changes, 8.
Brick-earths, Uphall, Ilford (fig.), 138; lower, of Stonehams Pit, Crayford (fig.), 141.
Britain, connected with North America, 20; climate of, tropical, 35; estimated temperature of, in the mid Eocene age, by Starkie Gardner, 35; Meiocene fauna and flora of, 38; connected with North America in Meiocene age, 43; in the Pleiocene age, 72; Pleiocene mammalia in, 84; geography of, in late Pleistocene age (map), 150; Neolithic (fig.), 254; occupied by tribal communities in Neolithic age, 283; general conclusions as to Neolithic culture in, 290; tin in, 402; commercial relations of, in the Bronze age, 421; in the Historic Period, 481; explanation of the coast, 481; physical geography of, 482; population at the time of the Roman Conquest, 485.
British geography, Prehistoric age, 248; Isles, Iberic element in, 330; bronze articles of Bronze age, analysis of, 408.
Brixham cave, implement found in, 197.
Broca, on the Basques, 314, 324; on the origin of the present inhabitants of France, 324, 329.
Bronze age, 342; in Britain, its classification, 344; dagger blade, Round Barrow, East Kennet (fig.), 345; dagger blade, barrow, Camerton, Somerset (fig.), 345; articles in early age, 346; in late age, 347; in France, table of articles in early age, 346; axe in culture, 349; axes in handles (Lane Fox, figs.), 350; habitations in Britain, 352; lake-dwelling in Ireland, 353; pottery found, 353; clothing and ornaments, 355; hair-pin, Wandle (fig.), 356; lighting fires and woodcutting, 358; spinning and weaving, 359; agriculture and farming, 360; pottery, gold and amber cups, 360; reaping hook, Tay (fig.), 360; working, 362; celt mould, Heathery Burn (fig.), 362; articles discovered in Dowris Bog, 363; swords, Thurston, Northumberland (fig.), 364; River Witham, Lincoln (fig.), 364; bronze working, 362; weapons and warfare, 364; spear-head, Heathery Burn (fig.), 366; spear and javelin heads, Thurston (figs.), 366; burial customs, 366; barrows of, 367, 368, 370; temples of, 371; artistic designs, 378; France in the, 379; divisions of the, 379; age of transition, or the early age, 380; the late age in France and Switzerland, 381; hoards of bronze merchandise,
