Powell, A. W. B. (1955). Mollusca of the southern islands of New Zealand. <em>Department of Scientific and Industrial Research Cape Expedition Series Bulletin.</em> 15(1): 1–151, 5 pls. page(s): 77 [details]
MolluscaBase eds. (2025). MolluscaBase. Subonoba gamma A. W. B. Powell, 1955. Accessed through: Marine Species Traits editorial board (2025) Marine Species Traits at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=988074 on 2025-05-28
Marine Species Traits editorial board (2025). Marine Species Traits. Subonoba gamma A. W. B. Powell, 1955. Accessed at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=988074 on 2025-05-28
original descriptionPowell, A. W. B. (1955). Mollusca of the southern islands of New Zealand. <em>Department of Scientific and Industrial Research Cape Expedition Series Bulletin.</em> 15(1): 1–151, 5 pls. page(s): 77 [details]