<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31370382</termId><termName>Prosobranchia</termName><termType>PT</termType><termNote><![CDATA[ Subclass of gastropods that includes marine snails. ]]></termNote><termCreatedDate>2026-03-30 20:39:54</termCreatedDate><relation><relationType>UF</relationType><termId>31370383</termId><termName>marine snail</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31370384</termId><termName>marine snails</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31339638</termId><termName>Gastropoda</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31409372</termId><termName>Mesogastropoda</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31409374</termId><termName>Neogastropoda</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31409376</termId><termName>Archaeogastropoda</termName><termType>PT</termType></relation></term>  </Zthes>