. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. Fig. 11. a. Drillia omia n. sp. b. D. sowerbyi Turton. Protoconchs of: c. D. cqffra (Smith). d. D. thetis (Smith).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original South African Museum. Cape Town : The Museum

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Keywords: ., bookcentury1800, bookdecade1890, booksubjectnaturalhistory, booky