Also, in 8vo., pp. 720, plates 24, price 21s., or coloured, 36s.,
A HISTORY OF INFUSORIAL ANIMALCULES, Living and Fossil, containing Descriptions of every species, British and Foreign, the methods of procuring and viewing them, &c., illustrated by numerous Engravings. By ANDREW PRITCHARD, M.R.I.
"There is no work extant in which so much valuable information concerning Infusoria (Animalcules) can be found, and every Microscopist should add it to his library."—Silliman's Journal.
London: WHITTAKER & CO., Ave Maria Lane.
SMEE'S BINOCULAR PERSPECTIVE PHOTOGRAPHS.—A full account of the mode of taking these extraordinary Likenesses in "Smee on the Eye," just published, price 5s.
HORNE, THORNTHWAITE & WOOD, 123. Newgate Street, London.
THE QUARTERLY REVIEW, No. CLXXXVIII., is published THIS DAY.