<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31375593</termId><termName>shell</termName><termType>PT</termType><termNote><![CDATA[ Hard outer covering of invertebrate creatures, composed of calcareous or chitinous material. ]]></termNote><termCreatedDate>2026-03-30 20:41:18</termCreatedDate><relation><relationType>UF</relationType><termId>31375594</termId><termName>shells</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>NT</relationType><termId>31412380</termId><termName>seashell</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31412384</termId><termName>dentalium</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31438698</termId><termName>chipolin</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31481655</termId><termName>muschelkalk</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31303823</termId><termName>opercula</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31306627</termId><termName>shellwork</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31369609</termId><termName>shellwork artists</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31374439</termId><termName>tortoise shell</termName><termType>PT</termType></relation></term>  </Zthes>