368 



INDEX. 



Bbmaritia, 261 

 Soinarus, 13, 42, 257, 332 

 Homology, homologous, homolo- 



gue, 148 

 Boploparia, 342 

 Hypoblast, 211 



I. 



Idctliea, 323, 334 

 Impregnation, 135, 350 

 Integument, 50 

 laterseptal zone, 183 

 Intestine, 29, 61 

 Ischiopodite, 165 



Japanese Crayfishes, 313, 314 



Jaws, 23 



Johnston, J., quoted, 42 



K, 

 Kesslee, quoted, 298, 304 

 Kidney, see Green gland 

 Klunzingeb, referred to, 330 



Labrum, 61 



development of, 218 

 Lamakck, referred to, i 

 Lbeeboullbt, quoted, 353 

 Legs, ambulatory, 168 

 Lemoine, referred to, 353 

 I.EYDIG, referred to, 115, 353 

 Lirer, 30, 64 



development of, 223 



nature of secretion, 352 

 Lobster, common, see Somarus 



Norway, see Nephrops 



Lobster, Eook, see PaUnurua 

 Lovi;N, referred to, 327 



M. 

 Machine, living, 128 

 M'iNTOSH, Dr. W. C, quoted, 238 

 Mandible, 23, 51, 170 



development of, 214 

 Martens, Von, 306 

 Mastodon mirifions, occurring with 



fossil crayfishes, 316 

 Maxillae, 23, 170 

 MaxiUipedes, 23, 164 

 Medullary gi-oove, 213 

 Megalopa stage of development, 



283 

 Meropodite, 165 

 Mesoblast, 212 

 Mesoderm, 141 

 Mesophragm, 158 

 Metamere, 143 

 Metastoma, 51 

 Metope, 278 

 Midgut, 61 



development of, 211, 214, 223 

 Milne-Edwaeds, quoted, 13, 289 

 Mollimca, 284 

 Morphology, 46, 138 



comparative, 230 

 Mortality of crayfishes, 128 

 Morula, 206 

 Mosaic vision, 122, 354 

 Motor plates, 189 

 Mouth, 51 

 MtJLLEE, Johannes, referred to, 



122 

 Muscle, 57, 90, 175, 181 



development of, 224 



histology of, 90, 181 

 Muscles of abdomen, 99 



