Caudal vertebra one.

<p><b>A</b>, anterior, <b>B</b>, posterior, <b>C</b>, right lateral, <b>D</b>, left lateral, and <b>E</b>, dorsal view. N<b>s</b>, neural spine; <b>pozyg</b>, postzygapophysis; <b>ri</b>, ridge. Scale bar equal to 5 cm.