<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31375475</termId><termName>boulder</termName><termType>PT</termType><termNote><![CDATA[ The largest rock fragment recognized by sedimentologists, a boulder is a detached rock mass larger than a cobble, having a diameter greater than 256 mm (10 in.). ]]></termNote><termCreatedDate>2026-03-30 20:41:16</termCreatedDate><relation><relationType>UF</relationType><termId>31375476</termId><termName>boulders</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31344782</termId><termName>rock by form</termName><termType>PT</termType></relation></term>  </Zthes>