tered by horizontal corridors, and covered with mounds. The
Treasury of Atreus is simply an elaborated rock-tomb cut underground
with a sloping shaft; as the ground consisted only of loose soil a
coating of stone was a necessity, and hence the resemblance to a
megalithic monument.

BIBLIOGRAPHY

OF THE MEGALITHIC MONUMENTS

GENERAL

Fergusson, _Rude Stone Monuments in all Countries_ (London 1872).
Bonstetten, _Essai sur les dolmens_ (Geneva 1865).
Mortillet, _Compte rendu du congres d'archeologie
prehistorique_, Stockholm, 1874, pp. 267 ff.
Reinach, _Le mirage oriental_, in _L'Anthropologie_, 1893, pp. 557 ff.
Montelius, _Orient und Europa_.
Borlase, _The Dolmens of Ireland_, Vols. II and III.
Reinach, _Terminologie des monuments megalithiques
in Revue archeologique_, 3^{e} ser., XXII, 1893.
Westropp, _Prehistoric Phases_ (London 1872).

ENGLAND AND WALES

Fergusson, _op. cit._
_Recent Excavations at Stonehenge, Archaeologia_, LVIII, pp. 37 ff.
Flinders Petrie, _Stonehenge: Plans, Descriptions, and
Theories_ (London 1880).
Windle, _Remains of the Prehistoric Age in England._
James, Sir Henry, _Plans and Photos of Stonehenge and of Turnsuchan
in the Island of Lewis_ (Southampton 1867).
Evans, Sir A., _Archaeological Review_, II, 1889, pp. 313 ff.
Lockyer, Sir N., _Nature_, November 21st, 1901.
Hinks, _XIXth Century_, June, 1903, pp. 1002 ff.
Lockyer, Sir N., _Nature_, LXXI, 1904-5, pp. 297 ff.,
345 ff., 367 ff., 391 ff., 535 ff.
Lewis, A. A., _Stone Circles in Britain, Archaeological
Journal_, XLIX, pp. 136 ff.
Thurnam, _Ancient British Barrows, Archaeologia_,
XLII, pp. 161 ff., XLIII, pp. 285 ff.
Lewis, A. A., _Prehistoric Remains in Cornwall, Journal of the
Anthrop. Inst.,_ XXV, 1895, and XXXV, 1905.
Kermode and Herdman, _Illustrated Notes on Manks
Antiquities_ (Liverpool 1904).

SCOTLAND

Wilson, _The Archaeological and Prehistoric Annals of Scotland._
Forbes Leslie, _Early Races of Scotland._
Spence, Magnus, _Standing Stones and Maeshowe of Stenness._

IRELAND

Borlase, _Dolmens of Ireland._
Lewis, A. A., _Some Stone Circles in Ireland_, in
_Journal Anthrop. Inst.,_ XXXIX, pp. 517 ff.

SWEDEN

Montelius, _Orient und Europa._
Monteliu