"In this beautiful work Dr. Mantell has presented a vast deal of information on the most interesting genera and species of Infusoria, and clothed it with that fascinating garb, that persuasive eloquence, with which he has been ever wont to impart knowledge."--_Westminster and Foreign Quarterly Review._ _In one volume 8vo, with numerous plates, sections, coloured geological maps, &c.; price 12s._ GEOLOGICAL EXCURSIONS ROUND THE ISLE OF WIGHT AND ALONG THE ADJACENT COASTS OF HAMPSHIRE AND DORSETSHIRE. Illustrative of the most interesting geological phenomena and organic remains. This work is a popular guide to the geology of the "beautiful Island," pointing out and explaining the most remarkable localities and the fossils with which they abound; not only of the Isle of Wight, but also of the Isles of Purbeck and Portland. _In one volume, with plates; price 5s._ A DAY'S RAMBLE IN AND ABOUT THE ANCIENT TOWN OF LEWES; ILLUSTRATIVE OF THE OBJECTS OF HISTORICAL, GEOLOGICAL, AND ANTIQUARIAN INTEREST OF THE TOWN AND NEIGHBOURHOOD. "A charming guide to a charming spot; rich in picturesque scenery, and historical associations of the highest interest. A day's ramble which every one who visits Brighton and has leisure will not fail to undertake with so instructive and delightful a companion."--_Brighton Gazette._ _Preparing for Publication._ THE PHENOMENA OF THE NERVOUS SYSTEM; OR, A FAMILIAR EXPOSITION OF THE NATURE AND FUNCTIONS OF THE NERVES: Being the substance of a course of popular Lectures. _In one volume, with numerous illustrations._ * * * * * _August, 1850._ =LIST OF WORKS= PRINCIPALLY ON NATURAL AND PHYSICAL SCIENCE, PUBLISHED BY REEVE AND BENHAM, 5, HENRIETTA STREET, COVENT GARDEN. 1. POPULAR FIELD BOTANY; COMPRISING A familiar and technical description of the Plants most common to the British Isles, adapted to the study of either the Artificial or Natural System. By AGNES CATLOW. =Second Edition.= _Arranged in twelve chapters, each being the Botanical lesson for the month._