FRANCE, SPAIN, AND PORTUGAL 



cut in the solid rock. Other tombs in the same 

 district show the common megalithic construction 

 consisting of a base course of upright slabs sur- 

 mounted by several courses of horizontal masonry 

 (Fig. 14). The chamber is usually round, and 



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of 



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Fig. 14. Corridor-tomb at Los Millares, Spain. 

 (After Siret.) 



may have two or more niches in its circumference. 

 It is roofed by the successive overlapping or 

 corbelling of the upper courses. The vault thus 

 formed is further supported by a pillar of wood 



69 



