M 72

RESULTS OF EXAMINATION OF FLEAS, 1939.

Table LV.

Total No.

Month.

of rats

Total No. of fleas

Classification.

X.

L.

C.

examined.

obtained.

cheopis.

segnis.

felis.

Percentage of X. cheopis.

March

April

May

June

26

393

325

67

1

83

58

816

661

146

9

81

94

874

761

97

16

87

102

685

665

16

4

97

July

93

342

333

6

03

97

August

85

313

313

100

September

87

240

233

4

3

97

October

60

163

150

13

92

November

61

288

254

34

88

December

82

382

313

66

3

82

TOTAL

748

4,496

4,008

449

39

89

PERCENTAGE

89.14

9.99

0.87

EXAMINATION OF FLIES CAUGHT AT QUEEN MARY HOSPITAL DURING THE YEAR 1939. (Captured in Japanese fly-traps).

Table LVI.

Classification.

Month.

Total No. caught.

Muscidae.

Calliphoridae.

M.

M.

vicina.

sorbena.

Sarcophaga.

Chrysomyia.

Lucilia.

megacephala.

cuprina.

June

468

455

4

3

4

2

July

509

488

6

Co

8

3

4

August

430

389

16

3

21

1

September

299

295

2

2

October

258

255

3

November

239

234

4

1

December

201

198

2

1

TOTAL...

2,404

2,314

26

25

32

7

PERCENTAGE

96.26

1.08

1.04

1.33

0.29

Page 435

Page 436

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