<p><strong>Fig. 5.5.</strong> (<strong>A</strong>) Armored birchir (<em>Polypterus delhezi</em>) and other birchirs and ropefish are ray-finned fishes with lungs</p>

Fig. 5.5. (A) Armored birchir (Polypterus delhezi) and other birchirs and ropefish are ray-finned fishes with lungs

Image courtesy of ばぶじ~, Wikimedia Commons