WoRMS source details
Verrill, A.E. 1882. Notice of recent additions to the marine Invertebrata of the northeastern coast of America, with descriptions of new genera and species and critical remarks on others. Part III.Catalogue of Mollusca recently added to the fauna of southern New England. Smithsonian Miscellaneous Collections 22: 405-409.
Kristian Fauchald's Polychaeta DB