TRYPANOSOMES IN TSEVSE-FLIES AND OTHER DIPTERA. 257 
Fries. 6-10.—From the blood of Monkey 478, on October 2nd, 1905 
(pp. 176 and 231). 
Fres. 11-13.—From the blood of Monkey 478, on October 19th, 1905 
(pp. 176 and 237). 
Fras. 14-17.—From the blood of Monkey 478, on November 3rd, 1905 
(p. 239). 
Fires. 18-21.—From the blood of “ fresh-fly monkey ” (p. 175). 
Fries. 22-25.—From the blood of Monkey 420, on July 16th, 1905 (p. 226). 
Figs. 26-29.—From the blood of male Chimpanzee, eighteen days after 
inoculation with cerebro-spinal fluid. 
Fras. 30-35.—From human cerebro-spinal fluid. 
Fics 36-39.—From the stomach of Glossina palpalis one hour after 
feeding on an infected monkey, on July 31st, 1905 (p. 228). 
Fics. 40-44.—From the stomach of G, palpalis five hours after infection 
on July 31st, 1905 (n. 228). 
Fics. 45-47.—From G. palpalis twenty-four hours after infection, on 
October 16th, 1905 (p. 234); Fig. 46 from the red blood; Figs. 45 and 47 
from the black blood. ; 
Fes. 48-50.—From G. palpalis twenty-four hours after infection, on 
November 4th, 1905 (p. 240); red blood from second fly. 
Fies. 51-55.—From Stomoxys sp. twenty-four hours after infection, on 
November 18th, 1905 (p. 247); Figs. 51 and 52 from one fly; Figs. 58-55 
from another. 
Fics. 56-60 —From Mansonia sp. twenty-four hours after infection, on 
November 20th, 1905 (p. 247). 
Fries. 61-65.—From Teniorbynchus sp. twenty-four hours after infec- 
tion, on November 20th, 1905 (p. 247). 
PLATE 9. 
Trypanosoma gambiense. 
Fires. 66-68.—From Glossina palpalis forty-eight hours after infection, 
on October 5th, 1905 (p. 231); red blood. 
Fics. 69-72.—From G. palpalis forty-eight hours after infection, on 
October 17th, 1905, third fly (p. 235); Fig. 60, red blood; Figs. 70-72, 
black blood. 
Fies. 73-77.—From G. palpalis forty-eight hours after infection, on 
October 17th, 1905, first fly (p. 284); Figs. 73-75, black blood; Figs. 76, 
77, red blood. 
Fics. 78-80.—From G. palpalis forty-eight hours after infection, on 
October 21st, 1905, first, second, and fourth flies respectively (p. 2387). 
