Kilburn R.N. (1978). Four new Bullia species (Mollusca: Gastropoda: Nassariidae) from Kenya and Mozambique. Annals of the Natal Museum. 23(2): 297-303.
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Kilburn R.N.
1978
Four new <i>Bullia</i> species (Mollusca: Gastropoda: Nassariidae) from Kenya and Mozambique