310 THE HISTOLOGY OF THE BLOOD OF LARVA OF LEPIDOSIREN PARADOXA, 
Fig. 7. Case of want of synchronism between centrosomal and nuclear cycles. Polar view of corpusele 
with nucleus in stage of spireme, while centrosomes still close together x 800 d. 
Fig. 8. Corpuscle which has rounded up for division. Nucleus in tight spireme stage. x 1200 d. 
Fig. 9. Drawing apart of the centrosomes. Chromatin thread divided into V-shaped loops, each of 
which has a long tail-like process from one of its limbs. x 800 d. 
Fig. 10. Same, a little later. x 2000 d. Compare photograph, Pl. IV. fig. 36. 
Fig. 11. Stage in rotation of spindle system, x 2000 d. Compare photograph, Pl. IV. fig. 37. 
Fig. 12. Fully developed metaphase. x 2000 d. 
Puate II. 
Figs. 13, 14, 15, Three stages in anaphase, illustrating especially the emergence of the ‘ subequatorial 
fibres.’ x 2000 d. With fig. 15 compare fig. 39, Pl. IV. 
Figs. 16, 17, 18. Telophases illustrating division of cell body ; formation of intercellular spindle rem- 
nant; reduction of same to form mid-body, which disappears by being drawn out into a thread of some 
length ; disappearance of centrosome zm situ without previous division; condensation of chromosomes to 
form a continuous and homogeneous mass. Fig. 16 x 2000 d.; figs. 18, 19, 1200 d. 
Fig. 19. One variety of polymorphonuclear leucocyte, showing large centrosome, radiate sphere, and 
single circle of microsomes. x 1500 d. 
Fig. 20. Same, with ring-shaped and lobed nucleus. The cytoplasmic meshwork indicated. There 
are a few minute granules. x 1500 d. 
Fig. 21. Amceboid leucocyte. x 2000 d. 
Fig. 22. Polymorphonuclear leucocyte, showing division of centrosome within old sphere. x 1800 d. 
Puate III. 
Fig. 23. Small mononuclear hyaline leucocyte, methylene blue and eosin. x 2000 d. 
Fig. 24. Large mononuclear cell, methylene blue and eosin. x 2000 d. 
Fig. 25. Large mononuclear leucocyte, with notched nucleus and centrosome; Triacid. x 2000 d. 
Fig. 26. Polymorphonuclear leucocyte ; amaeboid. x 1500 d. ; 
Fig. 27. Another form of same, with much-lobed nucleus and scattered small granules. Centrosome 
not in section. Methylene blue and eosin. x 1500 d. 
Fig. 28. Another form of same, showing nature of granulation in protoplasm, Centrosome not in 
section. x 2000 d. 
Fig. 29. Same, with closely packed granules. x 2000 d. 
Fig. 30, A further stage of same, showing all the characters of an eosinophil leucocyte. x 2000 d. 
Fig. 31. Same, showing reaction to triacid. x 2000 d. 
Prates IV. and V. 
[All the photographs were taken at a magnification of 800 d.] 
Figs. 32 and 33. Resting red blood corpuscles. 
Figs. 34 to 43. Sequence of mitotic phases. Fig. 37 x 1500 d. 
Fig. 44. Small mononuclear leucocyte. 
Fig. 45. Large mononuclear leucocyte. 
Fig. 46. Polymorphonuclear leucocyte, with centrosome and sphere. 
Fig. 47. Same, with ring-shaped nucleus. 
Fig. 48. Same, with fine granules. 
Fig. 49. Same, with large closely-packed granules, z.e. eosinophil leucocyte. 
The photographs in reproduction have lost much of the delicacy of detail seen in the gelatino-chloride 
prints. 
