<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31339526</termId><termName>invertebrates</termName><termType>PT</termType><termNote><![CDATA[ Animals without a backbone or spinal column, including all soft-bodied animals without a rigid internal skeleton for the attachment of muscles, but often with a hard outer skeleton, comprising the great majority of all animals (such as insects, mollusks, and crustaceans). Apart from the absence of a vertebral column, invertebrates have little in common. The taxonomic term Invertebrata, formerly used in contrast to Vertebrata (still a valid subphylum name), is not used in modern classifications. ]]></termNote><termCreatedDate>2026-03-30 20:31:34</termCreatedDate><relation><relationType>UF</relationType><termId>31339527</termId><termName>Invertebrata</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31339528</termId><termName>invertebrate</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31316290</termId><termName>animals by form</termName><termType>PT</termType></relation></term>  </Zthes>