INDEX 



Alder-fly, 218 



Eggs and larvae of, 218-220 

 AlgEe, Freshwater, i, 2, 4, 8, 25, 27-29, 31 



Reproduction of, 7, 8, 25, 27, 28, 34 

 Marine, i, 2, 108, 121-131 



Difference between zoophytes and, 121-123 



with stony fronds, 126- 131 

 Animal-plants, or zoophytes, 109-121 



Polypes of. III, 112, 117, 118 



Resemblance of, to sea-weeds, 109, iii, 118 

 Anopheles mosquito, 168, 189-192 

 Anthers, 86, 95, 96 

 Aphides, 133, 136-13S 

 Aquatic insects, 207, 208 



Bat, Parasite of, 183 

 Batrachospermum , 29 

 Bee, Humble, Parasite of, 160-162 



Hairs of, 246 

 Beech, Structure of, stem, 42, 43 

 Beetle, Parasite of, 163-165 



Stag, Tongue of, 243 



Diving, Foreleg of, 195, ig6 

 Begonia, Male and female flowers of, 85-87 

 Birds, Feathers of, 251-256 



Eggs of parasites of, 138-142 



Parasites of, 173-177 

 Blight, 133 

 Blow-fly, 133, 194, 238-241 



