﻿Books published by Mr. Van Voorst during 1868. 



ON THE ARCHITECTURAL HISTORY OF ELY CATHEDRAL. By 



the Rev. D. J. STEWART, MA., Minor Canon. 8vo, cloth, £1 Is. 



THESAURUS SILURICUS. The Flora and Fauna of the Silurian Period, 

 with Addenda (from recent acquisitions). By JOHN J. BIGSBY, M.D., F.G.S., &c. 

 4to, half cloth, 18s. 



REFUGIUM BOTANICUM, or Figures and Descriptions from Living- 

 Specimens of little-known or New Plants of Botanical interest. Edited by W. WILSON 

 SAUNDERS, F.R.S., F.L.S. The descriptions by H. G. REICHENBACH, Professor 

 of Botany and Director of the Botanic Garden, Hamburg, J. G. BAKER, E.L.S., 

 Assistant Curator of Kew Herbarium, and other Botanists. The Plates by W. H. 

 Fitch. Parts 1 and 2, royal 8vo, sewed, 7s. 6d. each. 



COLEOPTERA HESPERIDUM. Being an Enumeration of the Coleo- 

 pterous Insects of the Cape Verde Archipelago. By T. VERNON WOLLASTON, 

 M.A., F.L.S. 8vo, cloth, 10s. 6d. 



THOUGHTS OF A PHYSICIAN. Being a Second Series of Evening 

 Thoughts. Post 8vo, cloth, 5s. 



THE ELEMENTS OF HEAT AND OF NON-METALLIC CHEMISTRY. 



Especially designed for Candidates for the Matriculation Pass Examination of the 

 University of London. By FREDERICK GUTHRIE, B A. (Loud.), Ph.D., F.R.S.E., 

 F.C.S., late Professor of Chemistry and Physics, Royal College, Mauritius. Post 8vo, 7*. 



THE MOCKING-BIRD AND OTHER POEMS. By FREDERICK FIELD, 



F.R.S. Fcp. 8vo, cloth, 5s. 

 THE LEPIDOPTERIST'S REGISTER. Compiled by T. J. CARRINGTON. 



4to, sewed, Parts 1 to 13, 3d. each. 

 LOWE'S MANUAL FLORA OF MADEIRA and the adjacent Islands 



of Porto-Santo and the Desertas. Part 4, 12mo, sewed, 3s. Qd.> completing Yol. I. 



A RECORD OF THE ZOOLOGICAL LITERATURE OF THE YEAR 

 1867. (Vol. IV.) Edited by ALBERT C. L. G. GUNTHER, M.A., M.D., Ph.D., 

 F.R.S., &c. &c. 



To facilitate the acquisition of these Reports, which are almost indispensable to 

 working Zoologists, the volume has been issued in three parts, viz : — 

 Part I. Containing the Reports on Mammals, Birds, Reptiles, and Fishes. By Dr. 



Gtjnther and Prof. Newton. 10s. 

 Part II. Entomology. By W. S. Dallas, F.L.S. 14s. 

 Part III. Mollusca, Crustacea, and the Lower Animals. By Dr. Yon Martens and 



Prof. E. P. Wright. 10s. 

 Purchasers of the entire volume will receive it in the same form, and at the same 



price (30s.) as before. 



THE IBIS, a Quarterly Journal of Ornithology. Edited by ALFRED 

 NEWTON, M.A., F.L.S., F.Z.S., &c, Professor of Zoology and Comparative Anatomy 

 in the University of Cambridge. Nos. 13 to 16, forming Vol. IT., 26s. cloth. 



BATE and WESTWOOD'S HISTORY OF BRITISH SESSILE-EYED 

 CRUSTACEA. Parts 20 & 21. Demy 8vo, 2s. 6d. ; Royal 8vo, 5s. each. 



HEWITSON'S EXOTIC BUTTERFLIES. 4to, Parts 65 to 68, 5s. each. 



THE ENTOMOLOGIST'S MONTHLY MAGAZINE. 8vo, Nos. 44 to 55, 

 Qd. each ; and Vol. IV. 7s. cloth. 



THE ENTOMOLOGIST'S ANNUAL for 1869. 2s. 6d. 



THE ZOOLOGIST. New Series, Nos. 28 to 39, Is. each. 



THE JOURNAL OF THE CHEMICAL SOCIETY. 8vo, Nos. 61 to 72, 



Is. each. 



Nearly ready. 



A HISTORY OF THE BRITISH HYDROID ZOOPHYTES. By the 

 Rev. THOMAS HINCKS, B.A. With figures of about 150 species engraved on 67 

 copper plates, and with woodcuts. 2 Vols., 8vo. 



JOHN YAN VOORST, 1 PATERNOSTER ROW. 



ADVERTISEMENTS continued on 3rd page of Cover. 



