Left ulna of <i>Haestasaurus becklesii</i> (NHMUK R1870).

<p>A, lateral view; B, anteromedial view; C, proximal view; D, distal view (N.B. the anteromedial process of the proximal end is visible in this view). Abbreviations: adp, anterior distal process; alp, anterolateral process of the proximal end; amdf, anteromedially facing fossa immediately above the distal end; amp, anteromedial process of the proximal end; raf, fossa for reception of the proximal end of the radius. All parts are at the same scale.