10 
DAVID BOGUE, 
DRURY, E, y, 
CHRONOLOGY AT A GLANCE : An Epitome of Events 
from 4000 B.c. to A.D. 1877. Ecap. 8vo, sewed, u. 
DUDGEON, R. E,, M.D. 
THE HUMAN EYE ; Its Optical Construction Popu- 
larly Explained. Illustrated with 32 Woodcuts. Royal 
i8mo, cloth, 3^. 61 , 
DUNCAN, JAMES, F.L.S. 
INTRODUCTION TO ENTOMOLOGY. With 38 
Coloured Plates. Fcap. 8vo, cloth, 4r. 6 d, 
BRITISH BUTTERFLIES: A complete Description of 
the Larvae and full-grown Insects of our Native Species. 
With Coloured^ Figures of Eighty Varieties. Fcap. 8vo, 
cloth, 4^. 6 d. 
BRITISH MOTHS: A complete Description of the Larvae 
and full-grown Insects of our Native Species. With Coloured 
Figures of Eighty Varieties. Fcap. 8vo, cloth, 4^. 6 d, 
BEETLES, BRITISH AND FOREIGN. Containing a 
full description of the more important species. With Co- 
loured Figures of more than One Hundred Varieties. Fcap. 
8vo, cloth, 4^. 6 d, 
NATURAL HISTORY of EXOTIC BUTTERFLIES. 
With 36 Coloured Plates. Fcap. 8vo, cloth, 4^. 6 d, 
NATURAL HISTORY OF EXOTIC MOTHS. With 
34 Coloured Plates. Fcap. 8vo, cloth, 4>r. 6 d, 
DYER, Rev, T. F. THIS ELTON, M.A. 
ENGLISH FOLK LORE. Trees— Plants— 
Flowers — The Moon — Birds — Animals — Insects — Reptiles — 
Charms — Birth — Baptism — Marriage — Death — Days of the 
Week — The Months and their Weather Lore — Bells — Miscel- 
laneous Folk Lore. Crown 8vo, cloth, 5^-. 
EA TON, Professor D. C., of Yale College, 
THE FERNS OF NORTH AMERICA. Illustrated 
with numerous Coloured Plates by James H. Emerton. 
Demy 4to. To be completed in 20 Parts, price 5^*. each. 
Parts I to 13 now ready. 
EDGEWORTH, M, F, FL.S., FA.S, 
POLLEN. Illustrated with 438 Figures. Second Edition, 
revised and corrected. Demy 8vo, cloth, ys, 6 d, 
