PIROPLASMA MURTS. 511 



my figs. 4 and 15^ also figs. 11 and 18). I have only been 

 able somewhat hurriedly to look over again some of my 

 preparations of this smaller species^ P. muris, but without 

 obtaining any new observations. Liihe enumerates the 

 various species of Piroplasma hitherto recorded, and dis- 

 cusses them in detail. From him I have inserted Ziemann's 

 parasites (63) as No. 9 in my list on p. 505. Space does not 

 admit of further discussion of Liihe's valuable treatise 

 (33a) on the Heematozoa, which should be consulted in the 

 original. 



June, 1906. 



VIII. References to Literature, 



1. BowiiiLL, T. 1905. — " Equine Piroplasmosis, or ' Biliary Fever,' " ' Journ. 



Hygiene,' v, pp. 7-17, pis. i — ill. 



2. BowHiLL, T., and Le Doux, C. A. 190i. — "A Contribution to the 



Study of Piroplasma canis — Malignant Jaundice of the Dog," 

 'Journ. Hygiene.,' iv, pp. 217-18, pi xi. 



3. Bruce, D. 1905. — "Stock Diseases of South Africa," Presidential 



Address to Physiological Section, Brit. Assoc. — ' Nature,' Ixxii, 

 pp. 496-503. 



4. Christophers, S. R. 1904. — "On a Parasite found in Persons suffering 



from Enlargement of ihe Spleen in India," Preliminary Report, ' Sci. 

 Mem. Officers Med. and San. Depts., Govt, of India,' new series, No. 8, 

 17 pp., 2 pis. 



5. Christophers, S. R. 1904. — [Same title.] Second report, op. cit., 



No. 11, 21 pp., 2 pis. 



6. Christophers, S. R. 1905. — [Same title.]. Third Report, op. cit.. 



No. 15, 14 pp., 1 pi. 



7. Cunningham, D. D. 1885. — " On the Presence of Peculiar Parasitic 



Organisms in the Tissue of a Specimen of Delhi Boil," ' Sc. Mem. by 

 Med. Off., Army of India,' pt. 1. 



8. Dale, T. H. 1903. — "Pyroplasmosis of the Donkey," 'Journ. Comp. 



Path, and Therap.,' xvi, pp. 312-19. 



9. Donovan, C. 1904. — "Human Piroplasmosis," 'Lancet,' 1904, ii, 



pp. 744-50, 1 coloured plate. 

 VOL. 50, PART 3. NEW SERIES. 36 , 



