The International Scientific Series continued. 



XXXV. VOLCANOES : what they are and what they teach. By 



John W. Judd, F.R.S. Fifth Edition. With 96 Illustrations. 



XXXVI. SUICIDE : an Essay on Comparative Moral Statistics. 



By Professor H. Morselli. Third Edition. 



XXXVII. The DRAIN and its FUNCTIONS. By J. Luys, 

 Physician to the Hospice de la Salpetriere. With numerous Illus- 

 trations. Third Edition. 



XXXVIII. MYTH and SCIENCE : an Essay. By Tito Viwnoli. 

 Fourth Edition. 



XXXIX. The SUN. By C. A. Young, Ph.D., LL.D. Fifth Edition. 



NWith numerous Illustrations. 

 XL. ANTS, BEES, and WASPS. A Record of Observations 

 on the Habits of the Social Hymenoptera. By Lord Avkbury. 

 Fourteenth Edition. With 5 Chromo-lithographic Plates. 



: XLI. ANIMAL INTELLIGENCE. By George J. Romanks, 

 LL.D., F.R.S. Sixth Edition. 



XLII. The CONCEPTS and THEORIES of MODERN 

 PHYSICS. By J. B. Stallo. Third Edition. 



XLIII. DISEASES of MEMORY. An Essay in the Positive 

 Psychology. By Th. Ribot. Fourth Edition. 



XLIV. MAN BEFORE METALS. By N. Joly, Correspondent 

 del'Institut de France. Fifth Edition. With 148 Illustrations. 



XLV. The SCIENCE of POLITICS. By Prof. Sheldon 

 Amos. Third Edition. 



XL VI. ELEMENTARY METEOROLOGY. By Robert H. 



Scott. With 11 Plate* and 40 Figures in Text. Seventh Edition. 



XLVII. The ORGANS of SPEECH. By Geobg Hermann 



vox Meykh. With 47 Illustrations. 



XL VIII. FALLACIES : a View of Logic from the Practical Side. 

 By Alfred Sidqwick. Second Edition. 



XLIX. The ORIGIN of CULTIVATED PLANTS. By 



Auhoxse De Candolle. Second Edition. 



L. JELLY FISH, STAR FISH, and SEA URCHINS. 



Being a Research on Primitive Nervous Systems. By G. J. Romanes, 

 LL.D., F.R.S. Seond Edition. 



LI. The COMMON SENSE of the EXACT SCIENCES. 

 By the late Wdaiam Kixgdon Clifford. Third Edition. With 

 100 Figures. 



LII. PHYSICAL EXPRESSION : its Modes and Principles. By 

 Francis Warner, M.D., F.R.C.P. Second Edition. With 50 Illustrations. 



LIII. ANTHROPOID APES. By Kobeet Haetmann. With 

 63 Illustrations. Second Edition. 



LIV. The MAMMALIA in their RELATION to PRIMEVAL 



TIMES. By Oscar ScHMmT. Second Edition. With 51 Woodcuts. 

 4 



