<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31469121</termId><termName>Ambystoma mexicanum</termName><termType>PT</termType><termNote><![CDATA[ Salamander of the family Ambystomatidae (order Caudata), notable for its permanent retention of larval features, such as external gills. It is found in lakes near Mexico City.  ]]></termNote><termCreatedDate>2026-03-30 21:06:17</termCreatedDate><relation><relationType>UF</relationType><termId>31469128</termId><termName>axolotls</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31469122</termId><termName>Mexican walking fish</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31469123</termId><termName>Rhyacosiredon mexicanum</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31469124</termId><termName>Salamandra ajolote</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31469125</termId><termName>Siredon mexicanum</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31469126</termId><termName>axolomeh</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31469127</termId><termName>axolotl</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31455137</termId><termName>Ambystoma</termName><termType>PT</termType></relation></term>  </Zthes>