348 



INDEX 



Salts, in protoplasm, 21. 



Sapiens, 3. 



Saprophytic nutrition, 85. 



Sarcode, 19. 



Scaphognathite, 196*, 197, 204. 



Scheel, 52. 



Schizogony, 89*, 90, 113. 



Schizont, 89*, 90. 



Schleiden, 34, 35. 



Schultze, Max, 19, 35, 36, 271. 



Schwann, 34, 35, 271. 



Scleroblast, 146, 147*, 148. 



Scorpion, 6, 225, 228. 



Scyphozoa, 139. 



Sea anemone, 139, 143*, 297. 



Sea cucumber, 6. 



Sea gull, 300. 



Sea lily, 6. 



Sea squirt, 6. 



Sea urchin, 104. 



Sea walnut, 5. 



Secretion, 46, 50. 



Segment : Crayfish, 194*, 195 ; Earth- 

 worm, 165. 



Segmentation, 4, 6. 



Seminal receptacle: Crayfish, 212; 

 Earthworm, 167, 180, 181*; Honey- 

 bee, 250, 251*. 



Seminal vesicle: Ascaris, 161 ; Earth- 

 worm, 181*, 182; Honeybee, 248, 

 249*; Planaria, 154*, 156. 



Sense organs : Crayfish, 205-209 ; Earth- 

 worm, 180*; Honeybee, 245-248. 



Senses, of Crayfish. 222. 



Sensitive plant, 18. 



Sensory neuron, 179*. 



Septum, 1 68*. 



Sertularia, 142. 



Seta, 1 65*-! 66*. 



Sexual reproduction, 96, 97. 



Shell, an accretion, 12. 



Shrimp, 208. 



Siebolt, von, 260. 



Sinuses, of crayfish, 203. 



Size, of organisms, 10. 



Skeleton, of sponges, 152. 



Sleeping sickness, 82. 



Smell: Crayfish, 222; Honeybee, 247. 



Snail, 6, 287. 



Social life, 297-302 ; of bees, 264-266. 



Somatic cell, 97, 98, 100, 114, 115. 



Somatic plasm, 102. 



Somatopleure, 186. 



Somite, 4, 6, 165. 



Spallanzani, 9. 



Special creation, 8. 



Species, 1-3. 



Spermatheca: Earthworm, 180, 181*, 

 182; Honeybee, 250, 251*. 



Spermatid, 103*, 104, 135, 184. 



Spermatocyst, of Grantia, 149. 



Spermatocyte, 68, 103* : Earthworm, 

 184; Grantia, 149; Honeybee, 250; 

 Hydra, 134-135. 



Spermatogenesis, 102, 103*, 104 : Cray- 

 fish, 201; Earthworm, 184; Grantia, 

 149; Honeybee, 250; Hydra, 134-135 



Spermatogonium, 103*, 134, 149, 

 250. 



Spermatozoa, 15, 91, 99, 103*: Crayf 

 210*, 211 ; Earthworm, 183, 184; 

 Grantia, 149; Honeybee, 250; Hydr 

 I 35*> Planaria, 156; Plasmodii 

 89*, 91, 113 ; Volvox, 97*, 99. 



Spicule, 5, 144, I47*-I48, 149, 152. 



Spider, 6, 225, 228. 



Spindle, in mitosis, 30*. 



Spinning gland, 253*. 



Spiracle, 243*, 253*. 



Spiral path, of Euglena, 87 ; of Pare 

 cium, 65, 66. 



Spireme, 30*. 



Splanchnopleure, 186. 



Spondylomorum, 93*-94, 100. 



Sponge, 5, i44*-i53- 



Spongitta, 152. 



Spongin, 152. 



Spontaneous generation, 89. 



Spontaneous movements, 73, 78, 128" 

 129. 



Sporoblast, 89*, 91. 



Sporogany, 89*, 113. 



Sporozoa, 80, 82, 88, 89, 101. 



Sporozoite, 89*, 91, 113. 



Sport, 281. 



Sporulation, 15, 80, 112: Ameba, 51, S 2 



Spur, 236*, 237. 



Squirrel, 277. 



Starch, 17, 18. 



Starfish, 6. 



Statocyst, 197, 208, 222. 



Statolith, 208. 



Steapsin, 170. 



Sternal artery, 195*, 203. 



