usually referring to a seam, space, stripe (etc.), situated in the middle of a scute or bone.
Alternative forms for interabdominal : intercostal, interfemoral, interhumeral, intermarginal, intermaxillary, internasal, interorbital, interparietal, interpectoral, interpterygoid, intervertebral.
carapacial scutes of turtle.jpg
dorsal view of turtle skull.jpg
plastral scutes of turtles.jpg
ventral view of turtle skul.jpg