original description
Hincks, T. (1880). A history of the British marine Polyzoa. <em>London :J. Van Voorst.</em> i-clxii + 600pp., available online at https://www.biodiversitylibrary.org/bibliography/3978#/summary [details]
basis of record
van der Land, J. (2001). Hemichordata, <B><I>in</I></B>: Costello, M.J. <i>et al.</i> (Ed.) (2001). <i>European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels,</i> 50: pp. 336 (look up in IMIS) [details]
Unknown type USNM 19691, geounit Bermuda [details]
Unknown type USNM 19692, geounit Bermuda [details]
From editor or global species database
Classification These were originally thought to be polyzoans. [details]
Specimen The Smithsonian has many more specimens. [details]