MolluscaBase eds. (2025). MolluscaBase. Cyclocardia Conrad, 1867. Accessed through: Glover, A.G.; Higgs, N.; Horton, T. (2025) World Register of Deep-Sea species (WoRDSS) at: https://marinespecies.org/deepsea/aphia.php?p=taxdetails&id=156830 on 2026-08-30
Glover, A.G.; Higgs, N.; Horton, T. (2026). World Register of Deep-Sea species (WoRDSS). Cyclocardia Conrad, 1867. Accessed at: https://www.marinespecies.org/DeepSea/aphia.php?p=taxdetails&id=156830 on 2026-08-30
basis of recordValentich-Scott P. (1998). Class Bivalvia. In: Taxonomic Atlas of the Benthic Fauna of the Santa Maria Basin and Western Santa Barbara Channel. The Mollusca Part 1 – The Aplacophora, Polyplacophora, Scaphopoda, Bivalvia and Cephalopoda. Santa Barbara Museum of Natural History. volume 8: 97-173. [details]
additional sourceCoan, E. V.; Valentich-Scott, P. (2012). Bivalve seashells of tropical West America. Marine bivalve mollusks from Baja California to northern Peru. 2 vols, 1258 pp.[details]
additional sourceVolobueva V.I. (1986). Bivalve mollusks of the Oligocene of the eastern part of the Koryak Upland [= Двустворчатые моллюски олигоцена восточной части Корякского нагорья]. <em>Paleogene-Neogene bivalves of the Far East and Eastern Paratethys: A collection of scientific papers [= Палеоген-неогеновые двустворчатые моллюски Дальнего Востока и Восточного Паратетиса: Сборник научных трудов].</em> pp. 65-74. page(s): 70 [details]
Present Inaccurate Introduced: alien Containing type locality