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W. Fleming. Anatomy of the feelers of land-snails, and on the 

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"W. M, Gabb. Description of some new genera of Mollusca. Proc. 

 Acad. Nat. Sc. PhUadelphia, 1872. 



R. Gamer. On the formation of British pearls, and their possible 

 improvement. Journ. Linn. Soc. Zool. xi. 



A. Garritt. New shells from the South-Sea Islands. Proc. Acad. 

 Sc. California, iv. — Mitridoe collected at Rare tonga, Cook's Island. — 

 New shells from the South-Sea Islands. Proc. Zool. Soc. 1872. 



B^ H. Godwin -Austen. New Indian land and freshwater shells, 

 1 plate. Proc. Zool. Soc. 1872. 



E. Grube. The Planaria of the Baikal Region, 2 plates. TViegm. 

 Archiv, xxxviii. 



E. T. Higgins. New shells discovered by Mr. Buckley in Ecuador, 

 1 plate. Proc. Zool. Soc. 1872. 



J. G. JefiBreys. The Mollusca of Europe compared with those of 

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W. Kobelt. Mollusca-fauna of Nassau, 9 plates. Journ. (Jahrb.) 

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P. Langerhans. The development of the Gasteropoda (Opistho- 

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J. Lea. Three new species of exotic Unionidae. — Twenty new 

 species of United-States Unionidae. Proc. Acad. Nat. Sci. Phila- 

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 Ibid. 1872. 



J. Lewis. Shells of Herkimer and adjacent counties. — Shells of 

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C. M. Maplestone. Notes on Yictorian Mollusca and their palates, 

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A. Metzger. The inarticulate marine animals of the East Fries- 

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H. N. Moseley. Anatomy and histology of the land Planarians of 

 Ceylon. Proc. R. Soc. xxi. 



H. A. Nicholson. Animalo di edged in Lake Ontario, 1872. 

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P. Panceri. On the organs of secretion of sulphuric acid in 

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 of Alciopidae, parasites on Cydippe densa. — On the salivary organs 

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T. Prime. Notes on Corbiculadse in the cabinet of the Jardiu des 

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