basis of recordAbbott, R. T. (1974). <i>American seashells. The marine Mollusca of the Atlantic and Pacific coast of North America</i>. ed. 2. Van Nostrand, New York. 663 pp., 24 pls. [October 1974]. (look up in IMIS) [details]
additional sourceGosliner T.M. (1979) A review of the systematics of <i>Cylichnella</i> Gabb (Opisthobranchia: Scaphandridae). <i>The Nautilus</i> 93(2-3): 85-92.[details]
Present Inaccurate Introduced: alien Containing type locality