Kellia planulataStimpson, 1851c, p. 17, [Gould 1841, fig. 33] [Basis of the current name] Type Locality: New Bedfor Harbor [Massachusetts]; Buzzard's Bay [Massachusetts], 3 fathoms; Boston Harbor, 5 fathoms Range: 45°N to 18°N; 91°W to 82.4°W Depth: 0 to 88 m (live 4.7 m) Maximum Reported Size: 2 mm Distribution: USA: Massachusetts, New York, Florida: West Florida, Florida Keys References: Taylor et al. (1970) El Combining Genera: Rochefortia