<i>Heliomorpha mutans</i> (syn. <i>Dimorpha mutants</i>)
E. Lemmermann
1910
<p>Fig. 9—11 of <a href="//commons.wikimedia.org/wiki/File:Algen_I._(Schizophyceen,_Flagellaten,_Peridineen)_(1910)_(17950796051).jpg" title="File:Algen I. (Schizophyceen, Flagellaten, Peridineen) (1910) (17950796051).jpg">File:Algen I. (Schizophyceen, Flagellaten, Peridineen) (1910) (17950796051).jpg</a> (cropped, digitally enhanced). Original Source: <a rel="nofollow" class="external free" href="https://www.flickr.com/photos/internetarchivebookimages/17950796051/">https://www.flickr.com/photos/internetarchivebookimages/17950796051/</a> Algen I. (Schizophyceen, Flagellaten, Peridineen)
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<ul><li>Source book page: <a rel="nofollow" class="external free" href="https://archive.org/stream/algenischizophyc00lemm/#page/n351/mode/1up">https://archive.org/stream/algenischizophyc00lemm/#page/n351/mode/1up</a></li></ul>