On the origin of the classificatory system of relationships (Anthrop.

Totems are chosen arbitrarily for the sole purpose of making the physical world a comprehensive and coherent classificatory system.

This is how the 1970 Atkinson classification translates into the newer classificatory system:

Any classificatory system you use to organise your essay has to be explained, of course(e.g. divisions between historical periods need to be discussed and justified).

But you can work out how Kuppner's novel would fit into various classificatory systems, and then discuss the novel from this point of view.

Plants became gendered and this sexual nature of plants became the basis for Linnaeus' classificatory system.

Within common typologies, the Hawaiian system is the simplest classificatory system of kinship.

There is no need for a detailed classificatory system.

I found the same classificatory system in use with the same unconscious linguistic divisions being applied as I had learned in the mid-1950s.

In the gender-based classificatory system in Mexico, masculine women typically have been assumed to reject men, or to want to be like them.