Hemichordata and Urochordata. In: P.J. Hayward & J.S. Ryland (eds), The Marine Fauna of the British Isles and North-West Europe, vol. 2 Molluscs to chordates, Clarendon Press, Oxford: 872-904.
1990
The Australian Asciciacea. Part 2, Aplousobranchia (1). Mem. Qd Mus. 29(1): 1-266.