<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31352017</termId><termName>undersea tongues</termName><termType>PT</termType><termNote><![CDATA[ Tongue-like extensions of a flat sea floor into adjacent, higher features. ]]></termNote><termCreatedDate>2026-03-30 20:35:00</termCreatedDate><relation><relationType>UF</relationType><termId>31352018</termId><termName>tongues, undersea</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31352019</termId><termName>undersea tongue</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31324173</termId><termName>undersea landforms</termName><termType>PT</termType></relation></term>  </Zthes>