Species attached to rock or hard coral.
Turkey Wing. From 2 to 4 inches long, the shell is sturdy,
oblong and gaping at both ends. Beaks slightly incurved and rather widely
spaced, a broad and flat area between them. Hingle line perfectly straight,
with about 50 small teeth. A colourful clam, fresh specimens yellowish
white, irregularly streaked with reddish brown, interior pale lavender.
On living examples the colours are fairly well concealed by a thick and
shaggy periostracum. Attached to rocks in shallow water.