TY - GEN AU - Cornelius, Paul F.S. ED - Estuarine and Coastal Sciences Association TI - North-west european thecate hydroids and their medusae: keys and notes for identification of the species part 1: Laodiceidae to Haleciidae, part 2: Sertulariidae to Campanulariidae T2 - Synopses of the British Fauna (New series) SN - 1851532544 PY - 1995/// CY - Shrewsbury PB - Field Studies Council ER -