Immature. Shell is about 3 cm across. On coarse-sand shore of large bay.
Shallow trawl, Mobile Bay AL.
Shallow trawl, south Mobile Bay, AL.
Shallow trawl, south Mobile Bay, AL.
Shallow trawl, just south oh Dauphin Island AL.
Shallow trawl just s. of Dauphin Island AL.
Shallow trawl just s. of Dauphin Island AL.