<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31332953</termId><termName>extinct languages</termName><termType>PT</termType><termNote><![CDATA[ Languages characterized as no longer living, having gone extinct in recent times, namely in the last few centuries. Typically, extinct languages also have no descendent languages; the criteria for identifying distinct languages in these case are based on intelligibility (as defined for individual languages). ]]></termNote><termCreatedDate>2026-03-30 20:29:44</termCreatedDate><relation><relationType>UF</relationType><termId>31332954</termId><termName>extinct language</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31332955</termId><termName>languages, extinct</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31310638</termId><termName>languages</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31332980</termId><termName>dead languages</termName><termType>PT</termType></relation></term>  </Zthes>