REVIEWS. 127 



organisms belonging to the animal kingdom, viz. — Uvella vires- 

 cens, Pyxicola affinis, Stichotricha remex, Trochosphere of Alcy- 

 onidium, CEcistes umbella, Cephalosiphon limnias, Melicerta tyro, 

 Floscularia regalis, Annuraea curvicornis, Leptodora (young stages), 

 Idya furcata, Haplobranchus aestuarinus, Ammothea fibulifera. 

 Water-mite (Atax albidus), Water-mite (Nesea, ? sp.). Elver, 

 or young eel. 



Brampton's Spring Binder forms a very suitable case for 

 holding a complete set of the Portfolios. 



Hints on the Preservation of Living Objects and their 

 Examination under the Microscope, by Thomas Bolton, F.R.M.S., 

 is a useful little pamphlet. It contains instructions for the 

 examination of objects attached to Weeds, Free-Swimming Roti- 

 fers, Infusoria, etc. 



The Microscope and some of the Wonders it Reveals. 

 By Rev. W. Houghton, M.A., F.L.S. Fourth edition. {Cassell, 

 Fetter, Gatpin, &> Co., London.) 



This is a handy little book for a beginner in microscopical 

 study. It is divided into twelve chapters. The first treats of the 

 microscope generally, and is followed by others on the various 

 applications of the instrument in Botany, Zoology, and Geology, 

 and finishes with a chapter on the Collecting and Mounting of 

 Objects, Test Fluids, etc. It is illustrated by 46 wood engravings. 



Oliver Wendell Holmes ; Poet, Litterateur, and 

 Scientist. By William Sloane Kennedy. Cr. 8vo., 1883. 

 [Boston : S. E. Cassino and Co. ; London : Trubner and Co.) 



The biography of a man of science is always attractive. The 

 one before us is by no means the least interesting of those we have 

 read. "This volume," we quote from the preface, "does not profess 

 to be a biography in the strictly technical sense (may the time for 

 such an undertaking be long deferred), but it is designed to serve 

 as a treasury of information concerning the ancestry, childhood, 

 college life, professional and literary career, and social surround- 

 ings of him of w^hom it treats." 



With O. W. Holmes as a Poet and Litterateur it is not our 

 province to deal ; but as a Scientist we find he has done no 

 mean amount of work. After making many experiments in the 

 construction of Microscopes, Prof Holmes succeeded in inventing 

 one which quite suited his requirements. Vol. II. of the 

 Proceedings of the American Academy contains a communication 



