[1646] Brit. Barrows, p. 654.

[1647] Crania Britannica, ii, Table II. See also Anthr. Rev., iii, 1865 (Journ. Anthr. Soc., p. lxvii).

[1648] The length of its thigh bone was 508 millimetres, or almost 20 inches.

[1649] Journ. Anthr. Inst., xxii, 1893, p. 9. See pp. 408-9, infra.

[1650] Archaeologia, xlii, 1869, p. 222.

[1651] W. Boyd Dawkins, Cave Hunting, pp. 155-87.

[1652] The Geologist, v, 1862, pp. 213-4.

[1653] Trans. Ethn. Soc., N. S., i, 1861, p. 268; S. Laing and T. H. Huxley, Prehist. Remains of Caithness, p. 123, and figs. 48-51.

[1654] W. Boyd Dawkins, Cave Hunting, p. 186; W. C. Borlase, Dolmens of Ireland, iii, 944.

[1655] S. Laing and T. H. Huxley, Prehist. Remains of Caithness, pp. 83-103.