526 Col. Sir D. Bruce and others. Development of |[Feb. 15, 
Table I1.—The Result of the Bites of Flies at Varying Periods after an 
Infective Feed. 
No. of days after Result of | No. of days after Result of 
infective feed. bites. | infective feed. bites. 
1 = | 28 + 
2 = | 30 = 
3 = 31 
4 a 34 + 
5 a 35 = 
6 — 36 ~ 
8 _ 37 1 
9 _~ 40 4p 
11 = 40 #s 
14 = 42 “ 
15 e 43 i? 
17 = 44 2 
18 = | 46 + 
20 = 51 = 
23 = 53 A 
25 - 56 + 
| | 
Table III—To show Correlation between the Invasion of the Salivary 
Glands of Glossina palpalis by Trypanosoma gambiense and Infection by 
the Bite of the Fly. , 
: | No of days | Bites of fl : 
| eae | after ee ee Remarks. 
Ps infective feed. | or non-infective. ony ae 
{ 
1910 1 = | = 
1910 2 — | — 
/ 1910 3 as ie | 
| 1910 4 | = | = | 
1910 5 | - | _ | 
i 1910 6 | - | _ | 
1910 7 — — 
1894 8 ~ — 
1894 9 | _— _ 
2216 10 | — — 
' 1894 11 | _ _ 
| 1871 14 - ~ | 
‘ 1693 15 | _ _ | 
| 1945 17 | _ _ | 
| 1945 18 | = z | 
| 19465 20 | a a | 
as 25 | — + Blood-type not present. 
| 1602 | 28 | + + | Blood-type present. 
1801 30 | = | 
1945 31 | ~ _ 
1760 34 | + + 5 * 
1769 : 36 _ _ 
1712 f A2 + + 5s 
2034 43 A i « . 
1549 44, a es | . 
2034 4A, | ee a | - € 
1706 51 | — _ | 
1566 53 + fe F 4 
1651 56 + + | - . 
j | 
