<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31436620</termId><termName>sedimentology</termName><termType>PT</termType><termNote><![CDATA[ The branch of geology that studies sediments and sedimentary rocks. ]]></termNote><termCreatedDate>2026-03-30 20:57:43</termCreatedDate><relation><relationType>BT</relationType><termId>31410605</termId><termName>geology</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31375558</termId><termName>sediment</termName><termType>PT</termType></relation></term>  </Zthes>