World Register of Marine Species (WoRMS)
Bock, P.; Figuerola, B. (2026). World List of Bryozoa. Nolella Gosse, 1855. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=111011 on 2026-08-30
Hincks, T. (1880). A history of the British marine Polyzoa. London :J. Van Voorst. i-clxii + 600pp.