Eggs of Chironomidae. See  <a href="//commons.wikimedia.org/wiki/File:Mikrofoto.de-Zuckm%C3%BCcke_10.jpg" title="File:Mikrofoto.de-Zuckmücke 10.jpg">File:Mikrofoto.de-Zuckmücke 10.jpg</a> for overview image.
Frank Fox
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