CONTENTS. 



SERIES B. VOL. LXXXVII. 



No. B 592.— October 1, 1913. 



PAGE 



Trypanosome Diseases of Domestic Animals in Nyasaland. III. — Trypanosoma 

 pecorum. By Surgeon-General Sir David Bruce, C.B., F.E.S. , A. M.S. ; Majors 



David Harvey and A. E. BTamerton, D.S.O., B.A.M.C. ; and Lady 

 Brace, EEC 1 



Morphology of Various Strains of the Trypanosome causing Disease in Man in 

 Nyasaland. — The Mzimba Strain. By Surgeon -General Sir David Bruce, 

 C.B., F.B.S., A.M.S. ; Majors David Harvey and A. E. Hamerton, D.S.O., 

 B.A.M.G ; and Lady Bruce, EEC. (Plates 1-3) 26 



The Trypanosome causing Disease in Man in Nyasaland. — Susceptibility of Animals 

 to the Human Strain. By Surgeon-General Sir David Bruce, C.B., F.ES., 

 A.M.S. ; Majors David Harvey and A. E. Hamerton, D.S.O., E.A.M.C. ; and 

 Lady Bruce, EEC 35 



Plasmodium cephalophi, sp. nov. By Surgeon-General Sir David Bruce, C.B., 

 E.E.S., A.M.S. ; Majors David Harvey and A. E. Hamerton, D.S.O., E.A.M.C. ; 

 . and Lady Bruce, E.E.C. (Plates 4 and 5) 45 



Trypanosomes of the Domestic Animals in Nyasaland. I, — Trypanosoma simice, 

 sp. nov. Part II. — The Susceptibility of Various Animals to T. simia. By 

 Surgeon-General Sir David Bruce, C.B., F.B.S., A.M.S. ; Majors David Harvey 

 and A. E. Hamerton, D.S.O., E.AM.C. ; and Lady Bruce, E.E.C 48 



Trypanosome Diseases of Domestic Animals in Nyasaland. L — Trypanosoma 

 simia, sp. nov. Part III. By Surgeon -General Sir David Bruce, C.B., F.E.S., 

 A.M.S. ; Majors David Harvey and A. E. Hamerton, D.S.O., E.A.M.C. ; and 

 Lady Bruce, E.E.C. (Plates 6-8) 58 



Notes on Toxoplasma gondii. By Helen L. M. Pixell, B.Sc, Beit Memorial 



Eesearch Fellow. Communicated by Prof. E. A. Minchin, F.E.S. (Plate 9)... 67 



The Growth and Sporulatjion of the Benign and Malignant Tertian Malarial 



Parasites in the Culture Tube and in the Human Host. By John Gordon 

 Thomson, M.A., M.B., Ch.B. Edin. (Pathologist to the Eoyal Southern Hospital, 

 Liverpool, and Durning-Lawrence Eesearch Student) ; and David Thomson, 

 M.B., Ch.B. Edin., D.P.H. Cantab. (Clinical and Pathological Eesearch 

 Assistant, School of Tropical Medicine, Liverpool). Communicated by Sir 

 Eonald Boss, K.C.B., F.E.S. (Plate 10) 77 



Croonian Lecture : The Origin of Mammals. By Dr. Eobert Broom. (Abstract) 87 



