<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31374468</termId><termName>beetle elytra</termName><termType>PT</termType><termNote><![CDATA[ The hard exoskeletal components composed of chitin that covers the wings of a beetle (Coleopter). Elytra provide protection from heat, wind, and moisture evaporation allowing beetles to live in adverse conditions, such as a desert environment. Beetle elytra often have bright jewel-tone colors and an iridescence due to the interference of light between the multiple layers of chitin. They have been used as applied decoration on textile and other cultural artifacts. ]]></termNote><termCreatedDate>2026-03-30 20:40:59</termCreatedDate><relation><relationType>UF</relationType><termId>31374469</termId><termName>beetle elytron</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31374470</termId><termName>beetle wing</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31374471</termId><termName>beetle&apos;s wings</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31374472</termId><termName>beetlewing</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31344372</termId><termName>chitinous material</termName><termType>PT</termType></relation></term>  </Zthes>