Allan, R. S. (1926). The geology and palaeontology of the Lower Waihao Basin, South Canterbury, New Zealand. Transactions of the New Zealand Institute. 57: 265-309 NIZT 682
Dell. R K. 1950. The molluscan genus Venustas in New Zealand waters. Dominion Museum (Wellington) Records in Zoology 5:39-54
Marshall B.A. (1995), A Revision of the Recent Calliostoma Species of New Zealand (Mollusca: Gastropoda: Trochoidea); The Nautilus 108 (4), p. 83-127
Allan, R. S. (1926). The geology and palaeontology of the Lower Waihao Basin, South Canterbury, New Zealand. Transactions of the New Zealand Institute. 57: 265-309 NIZT 682
Dell. R K. 1950. The molluscan genus Venustas in New Zealand waters. Dominion Museum (Wellington) Records in Zoology 5:39-54
Marshall B.A. (1995), A Revision of the Recent Calliostoma Species of New Zealand (Mollusca: Gastropoda: Trochoidea); The Nautilus 108 (4), p. 83-127