Coull, B.C. (1973). Meiobenthic Harpacticoida (Crustacea, Copepoda) from the deep sea off North Carolina. IV. The families Cletodidae T. Scott and Ancorabolidae Sars. Transactions of the American Microscopical Society 92(4):604-620, figs. 1-42, tab. 1. (x-1973)