Spencer sums up his vision of the evolution of society as a thing governed in differentiated i.e. "compounded" forms, except for "the horde" which he thinks is the original undifferentiated unit..

Volume 1, The Inductions of Sociology, Chapter X

Social Types and Constitutions

§ 256.

A glance at the respective antecedents of individual organisms and social organisms, shows why the last admit of no such definite classification as the first. Through a thousand generations a species of plant or animal leads substantially the same kind of life; and its …