Marshall, W.B. 1916. A new genus and species of naiad from the James River at Huron, South Dakota. Nautilus 29: 133-135. Available electronically.
Marshall, 1916. Nautilus 29: 133.
Type species: Cokeria southalli Marshall, 1916 (original designation) = Amblema plicata

Marshall, 1916. Nautilus 29: 133.
Type(s): HOLOTYPE USNM_215130, James R., Huron, South Dakota.