This common key-hole urchin (or sand dollar) has six lunules surrounding its compact petals.
The periphery of its test is nearly circular. Test diameter is ~9.5 cm.
Note:
Beam trawls used in the Transect Program do not adequately
collect burrowing organisms,
so the distribution and abundance of this species is not well documented.
This common key-hole
urchin (or sand dollar) has six lunules surrounding its compact petals.
The periphery of its test is nearly circular. Test diameter is ~9.5 cm.