E. R.  Trueman, ?Observations on the ligament of Nucula?, Proceedings of the Malacological Society of London, vol. 29, pp. 201-205, 1952.

L. William Stephenson, ?Larger invertebrate fossils of the Woodbine Formation (Cenomanian) of Texas?, Geological Survey Professional Paper, vol. 242, pp. 1-226, 1952.

S. M.  Shiino, Anatomy of Pteria (Pinctada) martensii (Dunker), mother-of-pearl mussel. 1952, p. [i +] 12 pls.

K. P.  Schmidt, ?The "Methodus" of Linnaeus, 1746?, Journal of the Society for the Bibliography of Natural History, vol. 2, pp. 369-374, 1952.

G.  Owen, ?Shell-form in the Lamellibranchia?, Nature, vol. 152, pp. 148-149, 1952.

Y.  Ojima, ?Histological studies of the mantle of pearl oyster (Pinctada martensii Dunker)?, Cytologia, vol. 17, pp. 134-143, 1952.

I.  Kobayashi and Ichikawa, K., ?Some Late Triassic fossils from the Nariwa District in Province of Bitchu (Okuyama Prefecture), Japan?, Japanese Journal of Geology and Geography, vol. 22, pp. 261-274, 1952.

H.  Dodge, ?A historical review of the mollusks of Linnaeus. Part 1. The classes Loricata and Pelecypoda?, Bulletin of the American Museum of Natural History, vol. 100, pp. 1-263, 1952.

H.  Dodge, ?A historical review of the mollusks of Linnaeus. Part 1. The classes Loricata and Pelecypoda?, Bulletin of the American Museum of Natural History, vol. 100, pp. 1-263, 1952.

Y.  Ojima, ?Histological studies of the mantle of pearl oyster (Pinctada martensii Dunker)?, Cytologia, vol. 17, pp. 134-143, 1952.

S. M.  Shiino, Anatomy of Pteria (Pinctada) martensii (Dunker), mother-of-pearl mussel. 1952, p. [i +] 12 pls.

L. William Stephenson, ?Larger invertebrate fossils of the Woodbine Formation (Cenomanian) of Texas?, Geological Survey Professional Paper, vol. 242, pp. 1-226, 1952.