Contents 
No. 4 (January). 
Acton, Hugh W. and Harvey, W. F. The Fixation of Rabies Virus 
in the Monkey {Macacus rhesus) with a Study of the Appearance 
of Negri Bodies in the diflerent Passages. (With Plate X) . 
Hadwen, Seymour. The Life-history of Dermacentor variahilis 
Nicoll, William. New Treinatode Parasites from Fishes of the 
English Channel. (With Plate XI) ...... 
Coles, Alfred C. Tiypanosomes found in a Cow in England. (With 
Plate XII). 
Nuttall, George H. F. In Menioriain. Wilhelm Hdnitz. (With 
Portrait, Plate XIII) ........ 
Nuttall, George H. F. The Herter Lectures. I. Spirochaetosis. 
Lecture delivered on the Herter Foundation, Johns Hopkins 
University, Baltimore, Maryland, U.S.A. 8 October, 1912 
Nuttall, George H. F. Tlie Herter Lectures. II. Trypauosomiasis. 
Lecture delivered on the Herter Foundation, Johns Hopkins 
University, Baltimore, Maryland, U.S.A. 9 October, 1912 
Dschunkowsky, E. und Luhs, T. N^ittallia und Piroplasma bei 
der Piroplasmose der Einhufer in Transkaukasien. (With Plates 
XIV and XV). 
Index of Authors .......... 
Index of Subjects .......... 
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