Verrill, Addison Emery. (1882). Notice of the remarkable Marine Fauna occupying the outer banks off the Southern Coast of New England, No. 7, and some additions to the Fauna of Vineyard Sound. <em>The American Journal of Science.</em> Third Series. 24(143): 360-371., available online athttp://biodiversitylibrary.org/page/38920525[details]
MolluscaBase eds. (2024). MolluscaBase. Placophora A. E. Verrill & S. Smith, 1882. Accessed at: https://molluscabase.org/aphia.php?p=taxdetails&id=385628 on 2024-04-18
original descriptionVerrill, Addison Emery. (1882). Notice of the remarkable Marine Fauna occupying the outer banks off the Southern Coast of New England, No. 7, and some additions to the Fauna of Vineyard Sound. <em>The American Journal of Science.</em> Third Series. 24(143): 360-371., available online athttp://biodiversitylibrary.org/page/38920525[details]