Kroh, A.; Mooi, R. (2021). World Echinoidea Database. Pseudocardiaster †. Accessed at: http://www.marinespecies.org/echinoidea/aphia.php?p=taxdetails&id=836327 on 2024-09-22
basis of recordSmith, A. B. & Wright, C. W. 2003. British Cretaceous echinoids. Part 7, Atelostomata, 1. Holasteroida. Monographs of the Palaeontographical Society 156 (619), 440-568. page(s): text-fig. 195 [details]
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