J.  Pojeta, Jr., ?Review of Ordovician pelecypods?, Geological Survey Professional Paper, p. iv+46, 20 pls., 1971.

H.  Nakahara and Bevelander, G., ?The formation and growth of the prismatic layer of Pinctada radiata?, Calcified Tissue Research, vol. 7, pp. 31-45, 1971.

T.  Kuroda, Habe, T., and Oyama, K., The sea shells of Sagami Bay. Tokyo: Maruzen Kabushiki Kaisha, 1971, p. 1297.

A.  E. Kay, ?The littoral marine molluscs of Fanning Island?, Pacific Science, vol. 25, pp. 260-281, 1971.

T.  Kuroda, Habe, T., and Oyama, K., The sea shells of Sagami Bay. Tokyo: Maruzen Kabushiki Kaisha, 1971, p. 1297.

H.  Nakahara and Bevelander, G., ?The formation and growth of the prismatic layer of Pinctada radiata?, Calcified Tissue Research, vol. 7, pp. 31-45, 1971.