Part 24

Day-mosquito, 163

De Geer: First description of the transformation of the house-fly, 174

De Pourtalès, 19

Diarrhœa, Epidemic, 179 Infantile, 180

Diatoms, 31

Diptera, Characteristics of, 156 Species of, Forty thousand estimated as only a tithe by D. Sharp, 156

Dispharagus nasutus (Rud.), 181

Distomum duplicatum, 4

Dôle, 101, 103

Donati, 18

Dourine disease caused by T. equiperdum, 168

Drapers’ Company, Promised donation of the, for establishing an agricultural laboratory, 213

Dubois, 15 on pearls, 5, 8

Dumas, Lectures of, 104 Report on the epidemic of the destruction of silkworms, 113, 114

Durham, Captain, 22

Edwards, A. Milne, 22

Eider-duck, 5

Ellis, Captain, 17

Emin Pasha on the importance of mosquito-nets, 141

Empusa muscæ, 181

England, Malaria in, 133

Equidæ, 82 Reversion hypothesis in the, 84

Eryonidæ, 41

Europe, Distribution of malaria in, 131, 132, 133, 134

Ewart, Cossar, 67

Experiments in heredity, 74

Fen districts, Malaria in the, 133

Fermentation, Acetous, of wine, 113 Alcoholic, 110 First physical view of, 109 Lactic acid, 110 Presence of oxygen, 109 Processes of putrefaction and decay, 109 regarded as a contact action, 109 Studies on, 119 Vitalistic theory, 109 Opposition against the, 109 Yeast-cells, 109