Tham khảo Caecum clarkii

  • Gofas, S.; Le Renard, J.; Bouchet, P. (2001). Mollusca, in: Costello, M.J. et al. (Ed.) (2001). European register of marine species: a check-list of the marine species in châu Âu and a bibliography of guides to their identification. Collection Patrimoines Naturels, 50: pp. 180–213
  • e Kluijver, M.J.; Ingalsuo, S.S.; de Bruyne, R.H. (2000). Macrobenthos of the North Sea [CD-ROM]: 1. Keys to Mollusca and Brachiopoda. World Biodiversity Database CD-ROM Series. Expert Center for Taxonomic Identification (ETI): Amsterdam, Hà Lan. ISBN 3-540-14706-3