NEW BIOLOGICAL BOOKS 



Z97 



AN ELEMENTARY LABORATORY 

 GUIDE IN GENERAL BACTERIOLOGY. 

 By Harold J. Conn. 



The Williams & Wilkins Co. 

 $4.00 6 x 9; ix + 165 Baltimore 



A combined laboratory guide and note- 

 book for elementary classes in general 

 bacteriology, designed to accompany the 

 Conns' textbook Bacteriology. 



DICTIONARY OF BACTERIOLOGICAL 

 EQUIVALENTS. French-English. Ger- 

 man-English. Italian-English. Spanish- 

 English. 

 By William Partridge. 



The Williams & Wilkins Co. 

 $4.00 4! x j\; xi + 141 Baltimore 



A brief but adequate dictionary of the 

 equivalent English terms for French, 

 German, Italian, and Spanish technical 

 words used in writings about bacteriology. 



DAS MIKROSKOP und seine Benutzung 

 hei pflanzenanatomischen Untersuchungen. 

 Erste Einfuhrung in die mikroskopische Technik, 

 lugleich eine Erlauterung %u den Pflan%enana- 

 tomischen Tafeln von Niemann und Sternstein. 

 By G. Niemann. 



Creutz'sche Verlagsbuchhandlung 



z.2-0 marks Magdeburg 



5 1 x 8|; 104 (paper) 



The third edition of a laboratory 



manual for the elementary study of the 



microscopic anatomy of plants. 



MORPHOLOGY 



CONTRIBUTIONS TCPEMBRYOLOGY. 

 Vol. XIX, Nos. 98 to 108 (Publication No. 

 380). No. 98. The Menstrual Cycle of the 

 Monkey, Macacus rhesus: Observations on 



Normal Animals, the Effects of Removal of 

 the Ovaries and the Effects of Injections of 

 Ovaries and Placental Extracts into the 

 Spayed Animals, by Edgar Allen. No. 99. 

 Embryology of the Neuromuscular Spindle, 

 by Fidel Cuajunco. No. 100. Development 

 of the Mesoblast and Notochord in Pig 

 Embryos, by George L. Streeter. No. 101. 

 Growth of the Human Foot and its Evolutionary 

 Significance, by William L. Straus, Jr. No. 

 102. Lymphatics of the Fallopian Tube of 

 the Sow, by Dorothy H. Andersen. No. 103. 

 Correlated Physiological and Morphological 

 Studies on the Development of Electrically 

 Responsive Areas in the Cerebral Cortex of the 

 Opossum, by Orthello R. Langworthy . No. 

 104. Histological Development of Cerebral 

 Motor Areas in Young Kittens Correlated with 

 their Physiological Reaction to Electrical 

 Stimulation, by Orthello R. Langworthy. 

 No. 10 j. On the Placentation of the Tridactyl 

 Sloth, Brady pus griseus, with a Description 

 of some Characters of the Fetus, by George B. 

 Wislocki. No. 106. A Study of the Implan- 

 tation of the Ovum of the Pig from the Stage 

 of the Bilaminar Blastocyst to the Completion 

 of the Fetal Membranes, by Chester H. Heuser. 

 No. 10 j. Development of the Human Heart 

 From its First Appearance to the Stage Found 

 in Embryos of 20 Paired Somites, by Carl L. 

 Davis. No. 108. Observations on the Ovary 

 of the Opossum, Didelphis virginiana, by 

 Carl G. Hartman. 



Carnegie Institution of Washington 

 $6.15 paper binding Washington, D.C. 



$7.2.5 cloth binding 



9! x 11J; 300 

 The papers in this superbly printed and 

 illustrated volume are of such extra- 

 ordinarily even and high quality that it is 

 difficult to pick out any one for special 

 mention without seeming to be unfair to 

 the others, and lack of space makes it 

 impossible to review them all. Several 

 of them break new ground, and some of 

 them, notably Davis's paper on the 





