THE LEISHMAINA OF ITALIAN KALA-AZAE. 
371 
EXPLANATION OF PLATES 19 and 20, 
Illustrating Dr. Arrigo Visentini’s paper “ On the Morphology 
of the Leish mania of Italian Kala-azar.” 
PLATE 19. 
Figs. 1-18. — Flagellated forms of Leislimania infantum from 
cultures stained with Giemsa’s stain. 
Figs. 4-18 show various stages in the process of division. 
All figures drawn with the camei-a lucida at a magnification of 2000 
diameters. 
PLATE 20. 
Figs. 19-38. — Flagellated forms from cultures stained with iron- 
hsematoxylin, magnified 2000. 
Figs. 39-46. — Nuclei of the flagellated forms drawn at a magnification 
of 3000 diameters. 
