<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31303666</termId><termName>cyanobacteria</termName><termType>PT</termType><termNote><![CDATA[ General term for any of a large and varied group of prokaryotic, usually photosynthetic, microorganisms that contain (blue) photocyanin and (green) chlorophyll. They closely resemble eukaryotic algae in many respects, leading to past misidentification as such.   ]]></termNote><termCreatedDate>2026-03-30 20:21:39</termCreatedDate><relation><relationType>UF</relationType><termId>31303667</termId><termName>algae, blue-green</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31303668</termId><termName>blue-green alga</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31303669</termId><termName>blue-green algae</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31303670</termId><termName>cyanobacterium</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31298596</termId><termName>Bacteria</termName><termType>PT</termType></relation></term>  </Zthes>