R. D.  Purchon, ?Studies on the internal structure and function of the stomachs of bivalve molluscs: stomach types III, IV and V?, in The Malacofauna of Hong Kong and Southern China. II Proceedings of the Second International Workshop on the Malacofauna of Hong Kong and Southern China, Hong Kong, 6-24 April 1983, vol. 1, 2 vol., B.  Morton and Dudgeon, D., Eds. Hong Kong: Hong Kong University Press, 1985, pp. 337-361.

R. D.  Purchon, ?Studies on the internal structure and function of the stomachs of bivalve molluscs: stomach types III, IV and V?, in The Malacofauna of Hong Kong and Southern China. II Proceedings of the Second International Workshop on the Malacofauna of Hong Kong and Southern China, Hong Kong, 6-24 April 1983, vol. 1, 2 vol., B.  Morton and Dudgeon, D., Eds. Hong Kong: Hong Kong University Press, 1985, pp. 337-361.