INDEX 



381 



Martinia, 179 



Massive corals, 81 



Mastigophora, 15 



Maxillae, 290, 299, 312, 314, 316, 



320, 328, 332, 333 

 Maxillipedes, 318, 324, 325, 326, 



327, 328 

 May-flies, 335 

 Mecochirus, 332 

 Medlicottia, 287 

 Medusa, 51 

 Medusina, 73 

 Medusites, 73 

 Megalodon, 219 

 Megalosphere, 19 

 Megascleres, 35, 45 

 Melanatria, 255 

 Melania, 243 

 Melanopsis, 255 

 MeloTiechinus, 125 

 Melonites, 125 

 Membranipora, 194 

 Meretrix, 224 

 Meristina, 180 

 Merostomata, 338 

 Mesenteries, 74, 75, 76, 93 

 Mesoblastus, loo 

 Mesonacis, 304 

 Mesopores, 192 



Mesosoma, 337, 339, 340, 345, 352 

 Metasepta, 84, 85 

 Metasoma, 337, 339, 340, 345, 352 

 Metastoma, 296, 346, 347 

 Metopaster, 111 

 Metoptoma, 254 

 Meyeria, 329 

 Michelinia, 99 

 Micrabacia, 93 

 Micraster, 132 

 Microdiscus, 303 

 Micropora, 194 

 Microscleres, 35, 41, 45 

 Microsphere, 19 

 Microthyris, 183 

 Miliola, 20 

 Miliolina, 22 

 Millepora, 71, 72 

 Milleporidium, 71 

 Millericrinus, 144 

 Millestroma, 71 

 Millipedes, 332 

 Mimoceras, 271 



Mites, 354 

 .17 (7 ™, 247 

 Mitraster, 111 



Modiola, 212 



Modiolopsis, 212 



Mollusca, 19H-287 



Monaxonida, 40, 46 



Monocyclic, 139, 140 



Monograptus, 69 



Monomyaria, 200, 202, 209 



Monophyllites, 287 



Monoprionidian =uniserial, 58 



Monotis, 231 



Monticulipora, 193 



MontUvaltia, 92 



Mosquitoes, 336 



Moths, 335 



Multilocular Foraminifera, 17 



Multispiral operculum, 236 



Murchisonia, 239 



Murex, 246 



Muscular impressions, 165, 202, 



261 

 Jl/?/a, 225 

 Mijalina, 212 

 Myacites, see Pleuromya, Homo- 



mya 

 Myoconcha, 212 

 Hyophoria, 217 

 Myriapoda, 332 

 My sis, 324 

 Mytilus, 212 

 Myxospongida, 40 



Nacreous layer, 206 

 Naiadites, 230 

 Nassa, 245 

 ZVaifcr/, 242 

 Naticopsis, 254 

 Nauplius larva, 291, 318 

 Nautiloidea, 260, 285 

 Nautilus, 260, 265, 285 

 Nebalia, 319 

 Neck-furrow, 293 

 Neck-ring, 293 

 Necrocarcinus, 331 

 Necrogammarus, 326 

 Necroscylla, 327 

 Neithea, 216 

 Nemagraptus, 68 

 Nematocysts, 50, 55 

 Nematophores, 55 



