<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31339484</termId><termName>Cladoxylopsida</termName><termType>PT</termType><termNote><![CDATA[ Ancient group of plants known only as fossils dating to the Middle Devonian to Early Carboniferous; they are thought to be ancestors of ferns and horsetails. ]]></termNote><termCreatedDate>2026-03-30 20:31:33</termCreatedDate><relation><relationType>UF</relationType><termId>31339485</termId><termName>cladoxylopsid</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31339486</termId><termName>cladoxylopsids</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31316202</termId><termName>Pteridophyta</termName><termType>PT</termType></relation></term>  </Zthes>