The umbilical depression is excavated, nacreous, iridescent, and surrounded by slight concentric grooves.
The color of the shell is pale rose, with obscure dashes or flammules of reddish brown.
Fresh-dead (crabbed) shells have been trapped offshore West coast BARBADOS, at depths around 180-200 metres.
Living specimens were recovered during the late 1980s, via Johnson Sea-Link II submersible, operating from R.V.
Seward Johnson of Harbor Branch Oceanographic Institute at greater depths, 2-3 miles offshore West coast Barbados.