The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.


  • H. W. Koepcke and M. Koepcke, Sobre el proceso de transformacion de la materia organica en las playas arenosas marinas del Peru. Publ. Univ. Nac. Mayer San Marcos, Zoologie Serie A, No. 8, from p. 24 (1952).
  • J. W. Nybakken, Marine Biology: An Ecological Approach (Harper and Row, New York, 1982), from p. 242.
  • Turgeon, D. D., J. F. Quinn, Jr., A. E. Bogan, E. V. Coan, F. G. Hochberg, W. G. Lyons, et al. 1998. Common and scientific names of aquatic invertebrates from the United States and Canada: Mollusks, 2nd ed. American Fisheries Society Special Publication 26. 526
  • Zool. Illust., (2) 2 (13), pl. 58.


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