MolluscaBase name details
original description
Packard A.S. (1867). Observations on the glacial phenomena of Labrador and Maine with a view of the recent invertebrate fauna of Labrador. <em>Memoirs of the Boston Society for Natural History.</em> 1: 210-303, 2 plates., available online at https://www.biodiversitylibrary.org/page/7494459
page(s): 233, pl. 7 fig. 8 [details]