pt. I. Centroni or radiated animals [by J. E. Gray] 1848.--[pt. II] List of the specimens of British sponges [by J. E. Gray] 1848.--pt. III. Birds [by G. R. Gray] 1850.--pt. IV. Crustacea [by A. White] 1850.--pt. V. Lepidoptera [by J. F. Stephens] 1850.--pt. VI. Hymenoptera Aculeata [by F. Smith] 1851.--pt. VII. Mollusca Acephala and Brachiopoda [by J. E. Gray] 1851.--[pt. VIII] Fish [by A. White] 1851.--pt. IX. Eggs of British birds [by G. R. Gray] 1852.--pt. X. Lepidoptera (contin.) [by J. F. Stephens] 1852.--pt. XI. Anoplura or parasitic insects [by H. Denny] 1852.--pt. XII. Lepidoptera (contin.) [by J. F. Stephens] 1852.--pt. XIII. Nomenclature of Hymenoptera [by F. Smith] 1853.--pt. XIV. Nomenclature of Neuroptera [by A. White] 1853.--pt. XV. Nomenclature of Diptera. I. [by A. White] 1853.--pt. XVI. Lepidoptera (completed) [by H. T. Stainton] 1854.--pt. XVII. Nomenclature of Anoplura, Euplexoptera and Orthoptera [by A. White] 1855 extracted Ent copy 39088000965988 contains pt. v. Lepidoptera (xii, 72 p.)