<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31409591</termId><termName>Pterosauria</termName><termType>PT</termType><termNote><![CDATA[ Extinct order of extinct flying reptiles of the Mesozoic order characterized by having a fourth digit of each forelimb prolonged to a great length to support a wing membrane for active flight. ]]></termNote><termCreatedDate>2026-03-30 20:50:07</termCreatedDate><relation><relationType>UF</relationType><termId>31409592</termId><termName>pterodacty</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31409593</termId><termName>pterodactyls</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31370459</termId><termName>Reptilia</termName><termType>PT</termType></relation></term>  </Zthes>