Ox head in so-called "proto-semitic alphabet"[sic] (which is not actually "Proto-Semitic", but rather one particular speculation as to the influence of the Egyptian hieroglyphic writing system on the early Sinaitic alphabet...
<a href="//commons.wikimedia.org/wiki/User:Pmx" title="User:Pmx">Pmx</a>
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Manual drawing of <a rel="nofollow" class="external text" href="http://www.ctan.org/tex-archive/fonts/archaic/protosem/">this font</a>