First Japanese Record of &lt;i&gt;Epistylis&lt;/i&gt; &lt;i&gt;wuhanensis&lt;/i&gt; (Ciliophora: Epistylididae) Attached to &lt;i&gt;Lernaea cyprinacea&lt;/i&gt; (Copepoda), with a List of &lt;i&gt;Epistylis&lt;/i&gt; Species Attached to Metazoans in Japan
Species diversity