thousands, it requires very complete knowledge of the whole before any classification can be attempted. Suffice it to say here that there is hardly any variety met with elsewhere of which a counterpart cannot be found in Algeria.
Of their general appearance as objects in the landscape, the annexed woodcut will convey a tolerable idea. They seem to affect the ridges of the hills, but they also stretch across the plain, and in fact are found everywhere and in every possible position. Except apparently on the sea-coast, nothing like the Viking graves, so far as is known, is found in Algeria; whether this indicates that they were a sea-faring people or not is not quite clear, but it is a distinction worth bearing in mind.
One curious group is perhaps worth quoting as a means of comparison with the graves of Aschenrade (woodcut No. 119). It consists of four tumuli enclosed in four squares joined together like the squares of a chess-board. Single squares enclosing cairns are common enough
