List of British Mollusca and Shells; with Synonyma. By 

 Dr. J. E. Gray, F.R.S. 



Part 1. Acephala and Brachiopoda. 1851. 3s. 6d. 



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



Part 1. Cyclophoridffi. 1851. Is. 6d. 



IV. RADIATA. 



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

 characters and figures of all the species. 

 Part 1. Chilostoma. 1852. 17*. 



Catalogue of the Echinidse or Sea Eggs. By Dr. J. E. Gray, 

 F.R.S. 



Part 1. Echinida irregularia. 12mo, with Plates. 



Containing the characters of all the known genera and species, 

 and illustrated with figures of the new species. 



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

 F.R.S. 1848. 4s. 



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

 F.R.S. 1848. lO^. 



V. BRITISH ZOOLOGY. 



List of the British Animals ; with Synonyma and refereiices to 

 figures. 



Part 1. Radiata. By Dr. J. E. Gray. 1848. 4*. 



Part 2. Sponges. By Dr. J. E. Gray. 1848. lOd. 



Part 3. Birds. By G. R. Gray. 1850. 45. 



Part 4. Crustacea. By A. White. 1850. 2s. 6d. 



Part 5. Lepidoptera. By J. F. Stephens. 1850. 5s. 



Part 6. Hymenoptera. By F. Smith. 1851. 2s. 



Part 7- Mollusca Acephala and Brachiopoda. By Dr. J. E. 



Gray. 1851. 3s. 6d. 

 Part8. Fish. By A. White. 1851. 3s. 

 Part 9. Eggs of British Birds. Bv G. R. Gray. 1852. 



2s. 6d. 

 Part 10. Lepidoptera (continued). By J. F. Stephens. 



1852. 25. 

 Part 11. Anoplura or Parasiticlnsects. By H. Denny. \s. 

 Part 12. Lepidoptera (continued). Bv J. F. Stephens. 



1852. 9d. 



N.B. — These Catalo2;ues can be obtained at the Secretary's Oflfice 

 in the British Museum; of Messrs. Longman & Co. ; or 

 of any Bookseller. 



Jime 1853. 



