<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31375595</termId><termName>mother of pearl</termName><termType>PT</termType><termNote><![CDATA[ Hard, pearly, iridescent internal layer of various kinds of mollusk shell, extensively used for making small articles and inlays. ]]></termNote><termCreatedDate>2026-03-30 20:41:19</termCreatedDate><relation><relationType>UF</relationType><termId>31375596</termId><termName>mother-of-pearl</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31375597</termId><termName>pearl shell</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31375598</termId><termName>pearl, mother of</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31344925</termId><termName>animal shell and shell material</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31438665</termId><termName>abalone shell</termName><termType>PT</termType></relation></term>  </Zthes>