710 



INDEX. 



Mites, 859 



Moa, 538 



Moccasin snake, 500 



MolacantlinsPallasii, 463 



Mola rotunda, 462 



Jlole, 587 



:\[olgula, 197 



Mollusca, development of, 253, 



structure of, 240 

 Molluscs, edible, 268 

 Monads, 31 

 Jlonas termo, 31 

 Monera, 18, 30 

 Money, sliells used as, 269 

 Monitor, 504 

 :Monkey, G19 

 Monocaulus, 60 

 Monodelpliia, 571, 577, 039 

 Monodon monoceros, 594 

 jMonograptus, 62 

 iVEonostomum, development of, 

 jMonotremes, 571 

 Morphology, 5 

 Jlorula, 43 



Mosasaurus maximus, 500 

 Mosquito, 377 

 jNlotlis, 378 

 Mound bird, 546 

 Mouse, 580 



Mucous canal of fishes, 443 

 Mud dauber, 383 

 Mud fish, 432 



puppy, 478 



sun fish, 443 

 Mullet, 443 

 Mus, 586 



Musca domestica, 375 

 Musical fishes, 443 

 Music of mammals, 560 

 Mussa, 80 

 Mussel, edible, 248 



development of, 254 

 Mustela foina, 617 

 Mustelus canis, 430 



Isevis, 420 



vulnraris, 420 



i03 



149 



Muzir, 004 



Mya arenaria, 342 



Mygale avicularia, 363 



Hentzii, 363 

 Myliobatis, 416, 424 



fremenvillii, 433 

 Mylodon, 579 

 Myriopoda, 356, 385 

 Myiotrochus Rinkii, 134 

 Myiiozoum subgracile, 180 

 Mysis, 813 

 Mysticete, 592 

 Mytilus edulis, 248 

 Mysine, 409 



Na.ja, 499 



Nanemys guttatus, 510 



Narwhale, 594 



Nasua, 615 



Natatores, 544 



Natica heros, anatomy of, 261 



Natrix torquata, 495 



Nanplius, 394 



Nautilus pompilius, 380 



Nebalia, 311 



hipes, 313 

 ^fecturus lateralis, 478 

 Nematelminthes, development of, 

 164 



structure of, 163, 175 

 Xematodes, 167, 175 

 Neinatogene, 141 

 Nemertian worms, 216 

 Nemertina, development of, 317 



structure of, 316, 219 

 Neocarida, 292, 825 

 Neochanna, 452 

 jSTepliila plumipes, 363 

 Nereis virens, anatomy of, 231 

 Nervous system, 638 

 Nervous system of ctenophores, 93 



hydrozoa, C3, 65 

 Nests of birds, 536 

 Neuroptera, 365, 386 

 Neurula stage of leeches, 333 



worms, 330 



