480 
PLATE XLII 
Trypanosoma equinum 
Figs. 47 > 49 - 5 °. 5 1 * 5 2 . 53 . 54. stained with Br.einl. 
Tig. 48 stained with modification of Heidenhain. 
T 'S'- 47 - Resting stage of the trypanosome. 
h ig. 48. -Stage showing formation of the new flagellum and division 
of the nucleus. 
Fig- 49 -^ ~ J rypanosome showing details of the division of the intra¬ 
nuclear centrosome and the nuclear substance, 
f 'S s - 5 °. 5 1 - 1 rypanosomes showing later stages of the same process, 
f 'S s - 5 2 * 53 - Trypanosomes showing still later stages in the division 
of the nucleus and the characters of the intra-nuclear 
centrosomes. 
'L 54 - -Tiypanosome wherein the nucleus has divided into four 
constituents, although there is only one flagellum. 
