Conchologia Indica; Illustrations of the Land and Freshwater Shells of British India. Edited by SYLVANUS HANLEY, F.L.S., and WILLIAM THEOBALD, of the Geological Survey of India. 4to, Parts I. to V., each with 20 Coloured Plates, 20_s._ The Edible Mollusks of Great Britain and Ireland, with the Modes of Cooking them. By M. S. LOVELL. Crown 8vo, 5_s._; with 12 Coloured Plates, 8_s._ 6_d._ INSECTS. Harvesting Ants and Trap-door Spiders; Notes and Observations on their Habits and Dwellings. By J. T. MOGGRIDGE, F.L.S. Coloured Plates, 10_s._ 6_d._ British Insects. A Familiar Description of the Form, Structure, Habits, and Transformations of Insects. By E. F. STAVELEY, Author of “British Spiders.” Crown 8vo, with 16 beautifully Coloured Steel Plates and numerous Wood-Engravings, 14_s._ British Beetles; an Introduction to the Study of our Indigenous COLEOPTERA. By E. C. RYE. Crown 8vo, 16 Coloured Steel Plates, comprising Figures of nearly 100 Species, engraved from Natural Specimens, expressly for the work, by E. W. ROBINSON, and 11 Wood-Engravings of Dissections by the Author, 10_s._ 6_d._ British Bees; an Introduction to the Study of the Natural History and Economy of the Bees Indigenous to the British Isles. BY W. E. SHUCKARD. Crown 8vo, 16 Coloured Steel Plates, containing nearly 100 Figures, engraved from Natural Specimens, expressly for the work, by E. W. ROBINSON, and Woodcuts of Dissections, 10_s._ 6_d._ British Butterflies and Moths; an Introduction to the Study of our Native LEPIDOPTERA. By H. T. STAINTON. Crown 8vo, 16 Coloured Steel Plates, containing Figures of 100 Species, engraved from Natural Specimens expressly for the work by E. W. ROBINSON, and Wood-Engravings, 10_s._ 6_d._ British Spiders; an Introduction to the Study of the ARANEIDÆ found in Great Britain and Ireland. By E. F. STAVELEY. Crown 8vo, 16 Plates, containing Coloured Figures of nearly 100 Species, and 40 Diagrams, showing the number and position of the eyes in various Genera, drawn expressly for the work by TUFFEN WEST, and 44 Wood-Engravings, 10_s._ 6_d._ Curtis’s British Entomology. Illustrations and Descriptions of the Genera of Insects found in Great Britain and Ireland, containing Coloured Figures, from Nature, of the most rare and beautiful Species, and, in many instances, upon the plants on which they are found. 8 vols. Royal 8vo, 770 coloured Plates, £21. Or in separate Monographs.