SUBJECT INDEX 



947 



Nadinella, 486 



tenella, 485, 486 

 Nagana, 9, 14, 349 

 Naegleria, 436 



gruberi, 24, 436 



bistadialis, 436 

 Naegleriidae, 60, 435-436 

 Naiadaceae, 418 

 Nassoidae, 522 

 Nassula, 79, 728 



aurea, 24, 728, 729 

 Nassulidae, 728 

 Nasutitermes kirbyi, 377 

 Natrix cyclopion, 459 

 rhombifer, 459 

 sipedon, 459 

 s. sipedon, 459 

 Navicula, 277 

 Nebalia bipes, 324 



geoffroyi, 792, 847 

 Nebela, 490 



collaris, 489, 490 

 Necturus, 859 

 Nematocyst, 76, 324 

 Nematocystis, 533 



vermicularis, 582, 533 

 Nematode, 390, 674 

 Nematodinium, 316 



partitum, 815, 316 

 Nematopsis, 558 



legeri, 558-560 



ostrearum, 560 



panopei, 560 

 Nemertinea, 538 

 Neoactinomyxum, 663 



globosum, 662, 663 

 Neosporidia, 526 

 Neotermes, 381, 383 



connexus, 383 



dalbergiae, 379 



erythraeus, 385 



greeni, 383 



simplicornis, 378 



tectonae, 379 

 Neotoina fuscipes annectens, 351 

 /. macrotis, 349, 351 

 micropus micro pus, 351 

 Nepa cinerea, 557, 563, 588 

 Nephroselmidae, 272, 274-275 

 Nephroselmis, 274 



olvacea, 273, 274 

 Nereis beaucourdrayi, 543 



cullrifera, 543 

 Net-plasmodium, 418 

 Neuromotor apparatus, 63-66, 67-68, 



69, 731 

 Neurophane, 61 

 Neusina, 499 

 Neusinidae, 499 

 Neutral red, 78, 79, 103, 104, 450, 



528, 891 

 Newt, 352 



Nicollella, 734-735 



ctenodactyli , 734, 735 

 Nigrosin, 892 

 Nina, 550 



gracilis, 528, 529, 550, 551 

 Nitocra typica, 870 

 Nitrogen deficiency, 90 

 N N N Medium, 886 

 Noctiluca, 11, 39, 316-317 



miliar is, 317 



scintillans, 114, 315, 317-318 

 Noctilucidae, 314, 316-318 

 Nonionidae, 501 

 Nosema, 670 



aedis, 671, 672 



anophelis, 671 



apis, 10, 32, 670-671 



bombycis, 10, 14, 32, 670, 671 



bryozoides, 670, 671 



cyclopis, 671 



lophii, 668 



notabilis, 35, 653 

 Nosema-disease, 670, 671 

 Nosematidae, 670-676 

 Notila, 380 



proteus, 380 

 Notosolenus, 305-306 



apocamptus, 305, 306 



sinuatus, 305, 306 

 Notropis blennius, 660 

 cornutus, 660 

 gilberti, 659 

 Nucleal reaction, Feulgen's, 897-898 

 Nuclear creft, 147 

 Nuclear division, 145-166 



direct, 145-154 



indirect, 154-166 

 Nuclear membrane, 40 



reorganization, 147-151, 152 

 sap, 40 

 Nuclearia, 421 



delicatula, 419, 422 



simplex, 422 

 Nucleic acid, 42, 44, 115 

 Nucleolus, 40 

 Nucleophaga, 893 

 Nucleoplasm, 40, 41 

 Nucleus, 40-44, 684 

 v compact, 41, 42-44 

 r macro-, 41, 42, 43, 44, 684 

 Iflmicro-, 41, 44, 684 

 m vesicular, 40-42 

 Nutrition, 97-116 



autotrophic, 107 



heterotrophic, 97 



holophytic, 107-108 



holozoic, 88, 97-107 



mixostrophic, 109 



parasitic, 109 



phytotrophic, 107 



sapropelic, 23 



saprophytic, 108 



saprozoic, 89, 108-109 



