<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31317811</termId><termName>bioturbation</termName><termType>PT</termType><termNote><![CDATA[ Disturbance of soil and sediment by flora or fauna; in an archaeological context, bioturbation serves to displace and move buried artifacts such as grave goods. ]]></termNote><termCreatedDate>2026-03-30 20:25:35</termCreatedDate><relation><relationType>BT</relationType><termId>31304837</termId><termName>surface or structural changes</termName><termType>PT</termType></relation></term>  </Zthes>