Sinônimos: Laevicordia gemma (A. E. Verrill, 1880); Laevicordia insculpta (G. Seguenza, 1876); Lyonsiella gemma A. E. Verrill, 1880; Pecchiolia insculpta Jeffreys, 1882; Verticordia (Laevicordia) insculpta G. Seguenza, 1876
Descrição original: Verrill, A. E. (1880). Notice of recent addition to the marine Invertebrata of the northeastern coast of America, with descriptions of new genera and species and critical remarks on others. Part II – Mollusca, with notes on Annelida, Echinodermata, etc, collected by the United States Fish Commission. Proceedings of the United States National Museum. 3: 356-409., available online at http://biodiversitylibrary.org/page/14917456page(s): 396-397
Referência: Oliveira, C. D. C. & Absalão, R. S. (2010). Review of the Septibranchia (Mollusca: Pelecypoda) from the deep sea of Campos Basin, Brazil: Family Lyonsiellidae, with description of a new species. Scientia Marina. 74(2): 305-316