Reconstruction of the cephalic region of <i><a href="https://en.wikipedia.org/wiki/Habelia" class="extiw" title="en:Habelia">Habelia</a> optata</i>, a <a href="https://en.wikipedia.org/wiki/cambrian" class="extiw" title="en:cambrian">cambrian</a> <a href="https://en.wikipedia.org/wiki/Habeliida" class="extiw" title="en:Habeliida">habeliid</a> (<a href="https://en.wikipedia.org/wiki/Arthropoda" class="extiw" title="en:Arthropoda">Arthropoda</a>: stem-<a href="https://en.wikipedia.org/wiki/chelicerata" class="extiw" title="en:chelicerata">chelicerata</a>: <a href="https://en.wikipedia.org/wiki/Habeliida" class="extiw" title="en:Habeliida">Habeliida</a>: <a href="https://en.wikipedia.org/wiki/Habeliidae" class="extiw" title="en:Habeliidae">Habeliidae</a>). Vental view showing hypostome-labrum complex, robust gnathobase II-VI and additional appendage VII. Promixal region of exopod II-VI are unknown, Segmentation of the tiny appendage I are conjectural.
<a href="//commons.wikimedia.org/wiki/User:Junnn11" title="User:Junnn11">Junnn11</a>
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