INDEX. 



267 



Sorus, 55, 64. 



Spermatozoa, of Anodon, 109; of 



Crayfish, 141; of Frog, 175, 199; 



of Lobster, 142. 

 Spinal, column, -204; cord, 183, 231, 



233 ; nerves, 104. 

 Spinous process, 204. 

 Spiral vessels, 57, 63, 71, 78, 81. 

 Spirillum volutans, 24, 28. 

 Spirochcete, 28. 

 Splanchnic nerve, 183. 

 Spleen, 166, 196. 

 Sporangium, of Chara, 42, 45 ; of 



Bracken, 55, 64; ofMucor, 32,40. 

 Spore, of Moulds, 30, 33 ;. of Fern, 



55, 65.^ 



Spore fruit, 42, 45, 49. 

 Squamosal bone, 208. 

 Stamens, 68, 81, 82. 

 Starch, 44, 56, 63, 79. 

 Stellate cells, 80. 

 Stem, of Chara, 41, 47, 77; of Bracken 



(rhizome), 54, 61. 

 Sternal artery, 128, 143. 

 Stigma, 68, 84. 

 Stipule, 79. 

 Stomach, of Anodon, 106, 118; of 



Crayfish, 126, 142; of Frog, 160, 



165, 196; of Lobster, 126, 142. 

 Stomata, 58, 71, 80, 81. 

 Stone worts, 41. 

 Striated spindle, 132, 149. 

 Style, 68, 83. 

 Suhclavian, artery, 170; vein, 171, 



226. 



Suboesophageal ganglion, 131, 193. 

 Sub- vertebral lymph sinus, 158. 

 Supraoesophageal ganglion, 131, 143. 

 Suspensorium, 164. 

 Sympathetic system, 177, 185, 235. 

 Synangium, 168. 



T. 



TADPOLE, 156. 



Tarsus, 216. 



Teeth, of Frog, 159, 165 ; gastric, of 



Crayfish, 127. 

 Telson, 123, 137. 

 Tendo Achillis, 222. 

 Tendril, 79. 

 Tentacles, 95, 99. 

 Terminal bud, of Chara, 42, 48; of 



Bean, 69, 71. 



Terminal cell, 42, 48, 49. 



Testa, 89. 



Testis, of Anodon, 109; of Cray- 

 fish, 140; of Frog, 175, 199, 253; 

 of Hydra, 96, 102 ; of Lobster, 

 141. 



Thalamencephalon, 177, 231. 



Thalami optici, 178, 231. 



Third ventricle, 178, 331. 



Thread cells, 97, 101. 



Thymus gland, 173. 



Thyrohyal, 212. 



Thyroid gland, 173. 



Tibia, 216. 



Tibial nerve, 184. 



Tongue, 159, 187, 188. 



Torula cerevisice, i ; Laboratory work, 

 6. 



Torula, of Mucor, 36.' 



Tradescantia, protopl. movts. in, 52. 



Transverse process , 204. 



Trigeminal nerve, 180. 



Trachea, 173, 200. 



Truncus arteriosus, 167, 168, 193. 



Tympanic membrane, 186, 238. 



Tympanum, 186, 238. 



U. 



ULNA, 213. 

 TJrabo, 1 20. 

 Unguis, 82. 

 Umo, 104. 

 Ureter, 175, 198. 

 Urinary bladder, 175, 196. 

 Urostyle, 162, 205. 

 Urticating capsules, 97. 

 Utriculus, 1 86. 



V. 



VACUOLE, alimentary, 91; contractile 

 18; in vegetable cells, 2, 7, 30, 33, 

 37, 48. 



Vagus nerve, 183, 234. 



Valiisneria, protopl. movts. in, 52. 



Vas deferens, of Crayfish, 141 ; of 

 Frog, 175, 199; of Lobster, 141. 



Vascular bundles, 57, 62, 70, 77. 



Vascular system, see Circulatory or- 

 gans. 



Vein, axillary, 227'; brachial, 171, 

 227; branchio cardiac, 129; dorso- 

 lumbar, 172; femoral, 171; gas- 



