World Register of Marine Species (WoRMS)
Parvicardium ovale (G. B. Sowerby II, 1840)
MolluscaBase eds. (2026). MolluscaBase. Parvicardium ovale (G. B. Sowerby II, 1840). Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=139011 on 2026-08-30
Sowerby, G. B. II. (1834-1840). Cardium. In: The Conchological Illustrations; or coloured figures of hitherto unfigured Recent shells. London, privately published. Parts 46-51, 149-150, 177-184 fig. 1-71. Catalogue and index, [1]-8 pp. [Parts 46-51, figs 1-31 ([1833?]-1834); Parts 149-150, figs 32-39 (1839); Parts 177-184, figs 40-71 (1840); Catalogue (exact date of publication unknown but probably issued with Part 184 in 1840)].