(of)Sowerby, G. B. I. (1830). <i>Species conchyliorum, or, Concise original descriptions and observations accompanied by figures of all the species of recent shells, with their varieties</i>. Vol. I, part I. G. B. Sowerby, London. , available online athttps://www.biodiversitylibrary.org/page/40032554 page(s): 5, figs 20-23 [details]
MolluscaBase eds. (2024). MolluscaBase. Ancilla castanea (G. B. Sowerby I, 1830). Accessed through: Odido, M.; Appeltans, W.; BelHassen, M.; Mussai, P.; Nsiangango, S.E.; Vandepitte, L.; Wambiji, N.; Zamouri, N. Jiddou, A.M. (Eds) (2024) African Register of Marine Species at: https://www.marinespecies.org/afremas/aphia.php?p=taxdetails&id=208360 on 2024-04-19
Odido, M.; Appeltans, W.; BelHassen, M.; Mussai, P.; Nsiangango, S.E.; Vandepitte, L.; Wambiji, N.; Zamouri, N. Jiddou, A.M. (Eds) (2024). African Register of Marine Species. Ancilla castanea (G. B. Sowerby I, 1830). Accessed at: https://marinespecies.org/afremas/aphia.php?p=taxdetails&id=208360 on 2024-04-19
original description(of)Sowerby, G. B. I. (1830). <i>Species conchyliorum, or, Concise original descriptions and observations accompanied by figures of all the species of recent shells, with their varieties</i>. Vol. I, part I. G. B. Sowerby, London. , available online athttps://www.biodiversitylibrary.org/page/40032554 page(s): 5, figs 20-23 [details]