88 HERODOTUS. |CHAP. which also is in use among the Kalmucks* This was a kind of cake, prepared from the fruit of a tree (the bird-cherry) \ and the juice, which was strained off in the process of making it, was drunk mixed with milk1. The Issedones, who, as they were situated eastward of the Argippaei and northward of the Massagetae8, must have lain to the north-east of the Caspian, are noticeable on account of the historian's statement that among them women had equal rights with men: by which is probably meant that they practised "Mutterrecht" and inheritance in the female line, In the midst of all this curious information we are struck by one remarkable omission. The great river of these parts, the Volga, which the trade-route just mentioned must have crossed, is altogether un- noticed. The account which Herodotus has given of Asia is in many respects different, and follows different lines, from his notices of the other continents. The amount of information which he has to communicate is ample, but where- as elsewhere he usually treats of the people, whom he mentions, in connexion with the features of the countries which they in- habited, in this part of his work ethnography becomes altogether predominant and geography falls into the background. The f reason of this is not far to seek. The reirion of Sources of e IMS informa- Asia to which his description is limited is its western taon' portion, and, with the exception of Arabia, nearly the whole of this area was at that time included in the Persian empire. Concerning these districts a large amount of intelligence was obtainable, and it is this which Herodotus has introduced into his History. In his third book he gives us an account of the twenty satrapies into which that kingdom was divided\ and this notice, we can hardly doubt, was based on a Persian record of a statistical nature, drawn up primarily with a view to taxation, since it enumerates the various nations that occupied those satrapies, together with the amount of tribute that they paid8. The details concerning the inhabitants of western Asia which are 1 4. 23; cp. Bunbury, History of 'Ancient G&graphy, 1. p. 197. s4-*5; i. aoi. » 3. 89 foil.