R. FRIEDLANDER & SOHN, 



BERLIN, W. H. 6 

 JUST PUBLISHED 



Nomenclator animaSium generum 

 et subgeaerum 



Specimen-Part 



Primatium genera et subgenera 



Im Auftrage der k. Preuss. Akademie der Wissen- 

 schaften fur Berlin herausgegeben von 



Fr. E. SCHULZE 



Price of the Specimen-Part 



17 pp. Royal 8vo, $0.25 



Price of the Nomenclator 



2 Vols, when complete, $24 



Prospectus sent on application 



The Eugenics and Biometric Laboratories 



University College, London, have recently issued 

 the following : 



A Monograph on Albinism in Man. By Karl Pearson, 

 E. Nettleship, and C. H. Usher. Text, Part I. and 

 Atlas Part I., with 62 Plates containing 185 Illustrations of 

 Albinism, Piebaldism, and Leucoderma. Price, 35s net. 



The Treasury of Human Inheritance. Parts V and VL 

 Hsemophiha. By William Bulloch, M.D., and Paul 

 Fildes, M.B., B.C. With 17 plates containing 236 Pedi- 

 grees, 1 Plate of Illustration, a Bibliography of 911 Titles 

 and critical discussion. Price, 15s net. 



A Third Study of the Statistics of Pulmonary Tuber- 

 culosis: The Mortality of the Tuberculous and 

 Sanatorium Treatment. By W. Palin Elderton, 

 F.I.A., and 8. J. Perry, A.I.A. Price, 3s net. 



The Academic Aspect of the Science of National Eu- 

 genics. By Karl Pearson, F.R.S. Price, Is net. 



A First Study of the Influence of Parental Alcoholism 

 on the Physique and Intelligence of the Offspring. 

 By Ethel M. Elderton, Galton Research Scholar, 

 assisted by Karl Pearson, F.R.S. Second Edition. 

 Price, 4s net. 



A Second Study of the Influence of Parental Alcohol- 

 ism on the Physique and Intelligence of the Off- 

 spring. A Reply to certain medical critics and an ex- 

 amination of the rebutting evidence cited by them. By 

 Karl Pearson, F.R.S., and Ethel M. Elderton. Price, 

 4s net. 



A Preliminary Study of Extreme Alcoholism in Adults. 

 By Amy Barrington and Karl Pearson, F.R.S. , assisted 

 by David Heron, D.Sc. Price, 4s net. 



Supplement to the Memoir entitled "The Influence of 

 Parental Alcoholism on the Physique and Intel- 

 ligence of the Offspring." A Reply to the Cambridge 

 Economists. By Karl Pearson, F.R.S. Price, Is net. 



Mental Defect, Mai-Nutrition, and the Teachers' Ap- 

 preciation of Intelligence. A Reply to criticisms of 

 the Memoir on " The Influence of Defective Physique 

 and Unfavourable Home Environment on the Intelli- 

 gence of School Children," By David Heron, D.So. 

 Price, Is net. 



The above may be obtained from 



Messrs. Dulan & Co., Ltd., 37 Soho Sq., London, W. 



Either direct or through any bookseller 



The Journal of Animal Behavior 



An organ for the publication of studies of the in- 

 stincts, habits, and intelligence of organisms. 



Contents of Specimen Numbers 



Volume 1, No. 1. 



" The discriminative ability of the painted turtle." 



By D. B. Casteel. 

 "The reactions of mosquitoes to light in different 



periods of their life-history." By S. J. Holmes. 

 " A study of trial and error reactions in mammals." 



By G. V. Hamilton. 

 "A note on learning in Paramecium." By Lucy M. 



Day and Madison Bentley. 

 " Wheeler on ants" (a review). By R. M. Yerkes. 



Volume 1, No. 5. 



"Habit formation in frogs.'' By A. A. Schaeffer. 

 " Nests and nest-building in birds.'' Part III. By 



F. H. Herrick. 

 "Notes on the behavior of a parasitic bee of the 

 family Stelidae." By C. H. Turner. 



Published bi-monthly at Cambridge, Boston, Mass., 

 by Henry Holfe & Company, New York. Each 

 annual volume contains at least 450 pages with 

 plates and text-figures. 



The subscription prioe is $3.00 per volume (foreign 

 $3.50) postpaid. 



Manuscripts, subscriptions, and all business cor- 

 respondence should be addressed to 



The Journal of Animal Behavior 

 Emerson Hall, Cambridge, Mass. 



The Behavior Monographs 



For the publication of studies in'behavior and in- 

 telligence which are too extensive or for other reasons 

 too expensive to be accepted by j the Journal of 

 Animal Behavior. 



Specimen Numbers of Volume 1. 



No. 1. " The development of certain instincts and 

 habits in chicks." By F. S. Breed. Pp. iii+78. 

 $1.00 postpaid. 

 No. 2. "Methods of studying vision in animals." 

 By R. M. Yerkes and J. B. Watson. Pp. iv-f 

 90. $1.25 postpaid. 

 Published at irregular intervals at Cambridge, 

 Boston, Mass., in connection with the Journal of 

 Animal Behavior, by Henry Holt & Company, New 

 York. 



Each volume oontains approximately '450 pages 

 with plates and text-figures. 



The subscription price is $3.00 per volume (foreign 

 $3.50) postpaid. 



The monographs may be purchased separately at 

 prioes varying with the cost of manufacture. 



Manuscripts and inquiries concerning terms of 

 publication should be addressed to the Editor, 



John B. Watson, The Johns Hopkins Univer- 

 sity, Baltimore, Maryland 



Subscriptions should be sent to 



THE BEHAVIOR MONOGRAPHS 

 Emerson Hall Cambridge, Mass. 



