- , Chambers 1982
- Polychaetes from Scottish waters. Part I. Family Polynoidae. (R. Scottish. Mus. Stud. Royal Scottish Museum, Edinburgh.
- Ten Hove 1974
- Notes on Hydroides elegans (Haswell, 1883) and Mercierella enigmatica Fauvel, 1923, alien serpulid polychaetes introduced into the Netherlands. Bull. Zool. Mus. Amsterdam, 4(6): 45-51.
- Ten Hove, Pantus 1985
- Distinguishing the genera Apomatus Phillipi, 1844 and Protula Risso, 1826 (Polychaeta: Serpulidae). A further plea for a methodical approach to serpulid taxonomy. Zool. Mededel. Leiden, 59(32): 419-437.
- Thulin 1957
- Über enige Spioniden (Polychaeta) aus dem Öresund. Kungl. Fysiogr. Sällsk. i Lund Förhandl., 27(5): 49-59.