INDEX. 



HERDMAN, 183, 277, 293. 

 Hermaphrodite, 187, 196. 

 Hcxanchus, 173. 

 HjORT, 225, 293. 



HOCHSTETTEK, 54. 



Hood, nerve-plexus of oral, 84, 178. 

 oral, 12, 147, 150, 178. 



HUBRECHT, 258, 259, 260, 287, 291. 



HUXLEY, 20, 22, 41, m. 

 Hypophysis, 160, 165, 178, 190, 191, 195, 

 225, 283-288, 290, 292. 



Ichthyophis glutinosus, 67. 

 Infundibulum, 102, 283, 285. 

 Insects, compared with Vertebrates, 2-4. 

 Involutions, atrial, 209, 241. 



JULIN, 187, 190, 197, 200, 224, 225, 226, 

 292. 



KASTSCHENKO, 175. 



Kidney, 65. 



KLINCKOVVSTROM, 207. 



KQlliker's olfactory pit, 19. 



KOPPEN, 103. 



KORSCHEl.T and HEIDER, 178. 



KOVVALEVSKY, 4, 104, 114, 174, 196, 2l6, 



240. 

 KROHN, 197, 250. 



K.UPFFER, 101, 102, 128, 129, 175,283,287. 



Lamella, post-oral, 264. 



Lamina, dorsal, 183, 185, 195, 226. 



terminalis, 284. 

 Lamprey (see Petromyzon). 

 LANG, 291. 



LANGERHANS, 21, 56, 98, 101, 154. 

 Lanice conchilega, 80. 

 LANKESTER, 38, 41, 58, 62, 98, in, 237, 



262, 266. 

 LEUCKART, 100. 

 LEYDIG, 4. 



Ligamentum denticulatum, 25,63, 164. 

 Limax lanceolatus, 7. 

 Line, lateral, 21, 42-45. 

 Liver, 24. 



Lobe, prpeoral, 218, 222, 228, 229, 254, 

 267-280, 290, 292. 



procephalic, 272. 



Lobus olfactorius impar, 102, 283, 284. 

 Locomotion, caudal, 103, 203. 



ciliary, 121. 



muscular, 121. 

 Loimia medusa, 80. 



Lumbricus, 79, 272. 

 LWOFF, 175. 

 Lymph-spaces, 15, 51. 



MACBRIDE, 271. 

 Mantle, cellulose, 183. 



muscular, 183. 

 MARSHALL, MILNES, 177. 

 Maturation, 106. 

 Mauthner, fibres of, 94. 

 MAYER, PAUL, 99, 100. 

 Medulla oblongata, 91. 

 Membrane, interccelic, 152. 



vitelline, 105. 

 Merlucius, 67. 



Mesenchyme, 201, 217, 220-222, 261. 

 Mesoderm, in, 114, 120, 122, 199-201, 



221. 



Mesonephros, 66. 



Metamerism, 64, 132, 196, 246-247, 291. 

 Metamorphosis, 136, 150, 215, 223, 250, 256. 

 Metanephros, 66. 

 METCALF, 293. 

 METSCHNIKOFF, 251. 

 MEYER, EDUARD, 80. 

 MILNE-EDWARDS, 197. 

 MINOT, 155. 



M'lNTOSH, 263. 



Molgula, 194. 



Molgula manhattensis, 210, 232, 240. 



MORGAN, T. H., 232, 245, 247, 253, 256, 



274. 

 Mouth, 19, 117, 131, 143-144, 146, 150, 



176, 178, 229, 276, 280-282. 

 asymmetry of, 157-160. 

 MULLER, FRITZ, 250. 

 MULLER, J., 8, 18, 50, 56, 59, 250. 

 MULLER, W., 102, 167. 

 Muscles, 34-37, S6, 122, 195, 203, 222, 



235- 



Muscle-fibres, origin of, 121. 

 Musculature (see Muscles). 

 Myocoel, 121. 

 Myotomes, 13, 150. 

 AJyxine, gill-slits of, 171. 



hypophysis of, 285. 



pronephric duct of, 100. 



NANSEN, 103. 



NASSONOFF, 190. 



Nemertines, 249, 256-261, 272, 273. 



lateral nerves of, 259. 



medullary nerve of, 259, 260. 

 Mephridium, 62, 79, 99, 261. 



