608 



INDEX. 



Metazoa, 70. 

 Metonanchora, 96. 

 Metopidia, 310. 

 Metopus, 48. 

 Microcalthrop, 85. 

 Microehaeta. 494, 511. 

 Microciona, 96. 

 Microcodon, 300, 309. 

 Microcotyle, 236. 

 Microc}*st, 16. 

 Microdrilus, 510. 

 Microgamete, 29, 43. 

 MiiToglena. 31. 

 Microgomdium, 29. 

 Microhydra, 127. 

 Micromesentery, 189. 

 Microuucleus, 40. 

 Microplana, 222. 

 Micropora, 565. 

 .M icroporella, 566. 

 Microptilum, 181. 

 Microrliabd, 85. 

 Microselere, 81, 83. 

 Mioroscolex, 510. 

 Microspheric, 7. 

 Microstoma, 211. 

 Microstomidae, 218. 

 Microstomum, '214, 219. 

 Microtaeniinac, 254, 261. 

 Microthonix. 47. 

 Mk-rotriod, 85. 

 Mierura. 272. 

 Mikrogroiiiia, 13. 

 Mildewed wheat, 290. 

 Miliolina, 13. 

 Millepora, 129. 

 Millsonia, 510. 

 Mimosella, 567. 

 Mi. n. = Micromicleus. 

 Minchinia, 61. 

 Mineralogists. 398. 

 Minyas, 100, 187. 

 Miracidium, 229. 

 Mischev's tubes, 68. 

 Mitactis, 187. 

 Mitra, 397. 

 Mitraria, 475. 

 Mitre-shell, 397. 

 Mitroc<>nia, 134. 

 Mitrocoinella, 134. 

 Mitrocoiniuin, 134. 

 Mitrophyes, 149. 

 Mnemia, 207. 

 Mnemiopsis, 208. 

 Mnestra, 123 ; parasitica, 



109. 



Modeeria, 131. 

 Modiola, 346. 

 Modiolaria. 344, 346. 

 M.. .lulus, 399. 

 Molleria, 395. 



Mollusca, 316. 



Monact, 91. 



Monactine, 84. 



Monad ina, 30. 



Monas. 30. 



Monanlic, 378. 



Mouaxon, 82. 



Monaxonida, 95. 



Monera, 4. 



Monhystera, 291. 



Monie'zia, 246, 262. 



Moniligastcr, 506, 510. 



Moiiobia, 19. 



Monocaiilus, 130. 



Monocereonionas, 31. 



Monocotyle, 234. 



Monocystidea, 59. 



Monocystis, 59. 



Monodonta, 395. 



Moiiogastric. 146. 



Monogenea, 233. 



Monogenetic, 228. 



Monomyaria, 326, 330. 



Monopeetiuate, 396 ; 

 ctenidium, 374. 



Monophyes, 149. 



Monopvlaria, 21, 23. 



Monosiga, 33. 



Monospoiva. 60. 



Monojionis, 219. 



Monostomuin, 225, 240 ; 

 faba,226; flavuin,229, 

 231; mutabile, 229, 

 231. 



Monostyla, 310. 



Monothalamia. 11. 



Monotocardia, 395. 



Monotus, 220. 



Monoxenia, 178. 



Monozoic, 21, 60, 244. 



Montacuta, 345, 347. 



Montipora, 197. 



Moimva. 310 



Mopsca, 182. 



Mopsella, 182. 



Moseleya, 196. 



Mother-of-pearl, 326. 



Mouth-vacuole, 28. 



Mucronella, 566. 



Muggiaea, 149. 



Mailer's larva, 218. 



Multicilia, 51. 



Murex, 361, 378, 380, 

 386, 396. 



Muriceides, 182. 



Mussa, 195. 



Mussels, 346 ; fresh- 

 water, 347. 



Mutela, 347. 



Mya, 348. 



M \acea, 348. 



M} T cedium, 196. 

 Mycetophyllia, 195. 

 Mycetopus, 347. 

 Mycetozoa, 15. 

 Myliusia, 93. 

 Myochaina, 349. 

 Myocyte, 57. 

 Myophaue, 38. 

 Mj^opsida, 445. 

 Myrianida, 471, 476, 

 Myriastra, 94. 

 Myriothela, 130. 

 Myriozoum, 566. 

 Mystides, 479. 

 Mytilacea, 346. 

 Mytilia, 310. 

 Mytilidae, 328, 341. 

 Mytilus, 330, 331, 342, 



346. 



Myxastrum, 19 

 Myxicola, 463, 464, 491. 

 Myxidium, 67. 

 Myxilla, 96. 

 Myxobolns, 66, 68. 

 Myxodictyum, 11. 

 Mj'xoinycetes, 15. 

 Myxopod, 5. 

 Myxosoma, 67. 

 Myxospongida, 95. 

 Myxosporidia, 64. 

 Myzobdella, 509. 

 Myzostomida, 492. 



N.Am. = North America. 

 N. Z. =Xe\v Zealand. 

 Nacreous, 326. 

 Nadina, 219. 

 Nais, 448, 494, 507, 509. 

 Nannodendron, 179. 

 Napopora, 197. 

 Narica, 398. 

 Narcomedusae, 136. 

 Xassa. 396. 

 Nassela, 23. 

 Nassoidea, 23. 

 Nassula, 46. 

 Natica, 361, 369, 386, 



397, 509, 510. 

 Xaupbanta, 167, 479. 

 Nausicaa, 167. 

 Nausithoe, 167. 

 Nautilus, 417. 420, 421, 



424,433-441,443,444. 

 Navicella, 361. 

 Nectalia, 153. 

 Nectoealyx, 139. 

 Nectonema, 293. 

 Nectonemertes. 271. 

 Necto])hysa, 155. 

 Nectosome, 139. 

 Neda, 409. 



