A very fine, complete, isolated, typical solitary calceolid corallite without the operculum, showing the characteristic subsemicircular cross section, the deep calice with septa and the counter septum in the middle of the flattened side, swollen into a low columella for articulation with the opercular notch.
Size: 17mm by 34mm by 29mm
Size: 17mm by 34mm by 29mm