Not nearly enough. Most folks use typology to build units and there has never been as soul-searching a debate as in biology. If you're curious do give this a read https://www.cambridge.org/core/article/house-of-cards-cultural-taxonomy-and-the-study-of-the-european-upper-palaeolithic/D561C4859DC5E12EC2D3AA3DFBD11D24 - I'd be v happy to discuss this further, too.
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