(of)Smith, E. A. (1907). Lamellibranchiata. In: National Antarctic Expedition 1901-1904 (Natural History, Zoology), 2 : 1-7, pls 1-2. , available online athttps://www.biodiversitylibrary.org/page/6255675 page(s): 2, pl. 2, figs 15, 15a. [details]
MolluscaBase eds. (2025). MolluscaBase. Cyclocardia antarctica (E. A. Smith, 1907). Accessed through: RAS (Eds.) (2025) Register of Antarctic Species at: https://ras.biodiversity.aq/aphia.php?p=taxdetails&id=760052 on 2025-09-12
RAS (Eds.) (2025). Register of Antarctic Species. Cyclocardia antarctica (E. A. Smith, 1907). Accessed at: https://ras.biodiversity.aq/aphia.php/www.pfeil-verlag.de/04biol/www.pfeil-verlag.de/04biol/aphia.php?p=taxdetails&id=760052 on 2025-09-12
original description(of)Smith, E. A. (1907). Lamellibranchiata. In: National Antarctic Expedition 1901-1904 (Natural History, Zoology), 2 : 1-7, pls 1-2. , available online athttps://www.biodiversitylibrary.org/page/6255675 page(s): 2, pl. 2, figs 15, 15a. [details]
basis of recordDell, R. K. (1964). Antarctic and subantarctic Mollusca: Amphineura, Scaphopoda and Bivalvia. <em>Discovery Reports.</em> 33: 93-250, pls. 2-7., available online athttps://viewer.soton.ac.uk/records/140763633[details]
additional sourceZettler, M. L.; Bick, A. (2025). Molluscs from a shallow bay of King George Island (Antarctica, South Shetland Islands): An annotated checklist with new distributional records. <em>Zootaxa.</em> 5631(3): 401-450., available online athttps://doi.org/10.11646/zootaxa.5631.3.1[details]
Present Inaccurate Introduced: alien Containing type locality