List of British Mollusca and Shells; with Synonyma. By 

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Parti. Acephala and Brachiopoda. 12mo. 1851. 3s. G J, 



Catalogue of Pulmonata. Bv Dr. Louis Pfeiffer and Dr. 

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List of the Shells of the Canaries, described by M. D'Orbigny. 

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List of the Shells of Cuba, described bv M. D'Orbigny. 12nio. 

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List of the Shells of South America, described by M. D'Or- 

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List of the Mollusca and Shells collected and described by 

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Nomeuclature of Mollusca. By Dr. W. Baird, F.L.S. &c. 

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IV. RADIATA. 



Catalogue of Marine Polyzoa. By G. Busk, F.R.S. 



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List of British Radiata; with Synonyma. By Dr. J. E. Gray, 



F.R.S. 12mo. 1848. 4s. ' 

 List of British Sponges; with Synouyma. By Dr. J. E. Gray, 



F.R.S. 12mo. 1848. lOd. 

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V. BRITISH ZOOLOGY. 



List of the British Animals ; with Synonyma and references to 

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