bsp;<br />
            <b>direct generalization of: </b>
            <a href="./physiology-vocab.html#Skin">#$Skin</a>  <a
            href="./physiology-vocab.html#Ear">#$Ear</a>  </blockquote>
        <font size="+1">
            <a
                    name="TactileSensor">#$TactileSensor<i>&nbsp;&nbsp;&nbsp;tactile sensors</i></a></font>
        <blockquote> A specialization of <a
            href="./perception-vocab.html#Sensor">#$Sensor.</a> Each
            instance of <a
            href="./perceptio