- Northern NorwayNordgaard, O., 1918. Bryozoa from the Arctic Regions. Tromsø Museums Aarshefter 40 (1917). Nr. 1. Aktietrykkeriet I Trondhejm, 1-99 pp
- West SpitsbergenKuklinski, P., Taylor, P.D. 2006. A new genus and some cryptic species of Arctic and boreal calloporid cheilostome bryozoans. Journal of the Marine Biological Association of the United Kingdom 86: 1035 - 1046.
Smitt, F.A., 1868. Kritisk Forteckning ofver Skandinaviens Hafs-Bryozoer. Ofversigt af Kongl. Vetenskaps - Akademiens Forhandlingar, 24, 279-429.
- West GreenlandNorman, A.M., 1903. Notes on the natural history of East Finmark. Polyzoa. Annals and Magazine of Natural History, 7 (11), 567–598.
- CanadaPowell, N.A. & Crowell, G.C., 1967. Studies on Bryozoa (Polyzoa) of the Bay of Fundy Region. 1. Bryozoa from the intertidal zone of Minas Basin and Bay of Fundy. Cahiers de Biologie Marine, 8, 331 – 347.