... there are sub-totems, grouped with certain totems, which again seem to be collected into aggregates intermediate between the phratry and the simple totem kin. But it is difficult to see why, ... found in both phratries indiscriminately. A woman's children do not take her totem, nor, apparently, the totem of her brother, who belongs to a different kin, but are of the remaining two totems ... or are stated to fall, in the first case into groups according to the four classes, in the other cases according to the "couples," i.e. the two classes which stand in [90]the relation...