963 



Myxasteridae 404. 

 Myxine 37, 361, 538, 761. 

 Myxinoidae 761. 

 My x o sp on g i ae 611. 

 Myzocallis 72. 

 Myzomenia 393. 

 Myzopontius 380. 

 Myzostoma 678. 

 Myzostomarii 903. 

 Myzostomum 477. 



Nadeln (Spoug.) 126, 230, 515, 610, 685, 745, 



913. 



Naidae 233, 485. 

 Naidomorpba 233, 310, 351. 

 Nais 296, 307, 485. 

 Naja 717. 

 Napaeus 434. 

 Napl'augeu (Turb.) 302. 

 Nardoa 230. 

 Nasocoraria 701. 

 Nassa 441. 

 Nassula 287. 

 Naucrates 481. 

 Nautilea 122. 

 Nautilidae 682. 

 Nautili nae 121. 

 Nautilus 87, 119, 497, 502, 755. 

 Navicula 711. 

 Neanura 357. 

 Ncbalia 91, 844. 

 Nebeukern 1, 91, 154, 172, 410, 461, 564, 814, 



882. 



Nebennucleolus (Ascidienei) 461, 922. 

 Nebensamenkerne 1 43. 

 Nebeuspermatozoeu 263. 

 Necroscia 586. 

 Nectarinia 559. 

 Nectar iniidae 366. 

 Nectonema 902. 

 Nectonemertes 830. 

 Necturus 299, 889. 

 Neelida e 414. 

 Neelus 414. 

 Neesia 575. 

 Neliodes 388. 

 Ncmastoma 743, 744. 

 Neraathelminthes Syst. 20, 98, 99, 194, 



306, 307, 477, 747, 902, Faun. 20, 94, 96, 

 98, 231, 411, 512, 608, 746, 747, Biol. 



18, 19, 20, 95, 96, 97, 98, 306, 307, 411, 

 412, 471, 521, 688, 747, Morpb. 18, 



19, 20, 94, 95, 96, 97, 98, 99, 194, 306, 



307, 412, 471, 747, 902, Intgmt. 95, 96, 

 98, 99, - Nerv.Syst. 96, - - Muskl. 95, 

 Ernahr.-App. 95, 98, - - Excr.App. 98, 



Genit.App. 96, 98, - Histol. 12, 83, 

 97, 129, 153, 225, 265, 410, 524, 568, 

 662, 810, -- Driiseri 96, 98, -- Entwckl. 

 97, 129, 130, 194, 306, 411, 412, 524, 

 688, 902, - - Physiol. 97. 



Nematodemus 302. 



Nematodes 12. 18, 19, 20, 94, 95, 96, 97, 



98, 99, 129, 130, 153, 194, 225, 231,265, 



306, 410, 411, 412, 471, 512, 524, 568, 



608, 662, 688, 746, 747, 810, 902. 

 Nematomorpha 902. 

 Nemertiui 349, 408,487,575,578,829,830, 



902. 



Nemertodrilus 354. 

 Nemertopsis 579. 

 Nemobius 637. 

 Nemura 699. 

 Neoblasteu 308. 

 Neobradya 380. 

 Neodiplura 790. 

 Neol ep idoptera 422. 

 Neomenia 393, 643. 

 Neomorphaster 404. 

 Neoplana 575. 

 Neorhynchus 307. 

 Ncottis 914. 

 Nepa 845. 

 Nephele 794. 

 Nephelis 297, 838, 8:!'.i. 

 Nephila 787. 

 Nephridien (C'haetop.) 296, 313, 868, 911, 



916, - - (Hirud.) 63, 297, 622, 836, 839, 

 - (Nemert.) 578. Siebe auch: Segmeii- 



talorgaue. 



Nephthya (Aiitboz.) 519. 

 Nephtbyidae 519. 

 Nephthys 315, 485, 914. 

 Nepidae 845. 

 Neptis 429, 792. 

 N e r e i d if or mi a 903. 

 Nereis 314, 315, 903, 914. 

 Nerine 60, 315. 

 Nerinides 60. 

 Neritina 649, 708. 

 Nerium 668. 



Nerven (Pbysiol.) 601, 602. 

 Nerveuendigungen (Ampbib.) 142, (Crust.) 



281, - - (Vert.) 135. 



Nerveurobren (Neraert.) 832, (Tunic.) 258. 

 Nester (Av.) 86, - - (Hymen.) 558, 559, 702, 



909, -- (Pise.) 86. 

 NesticMS 743, 744. 

 Netztheorie, siebe : Protoplasma. 

 Neumannia 582. 



Neurocbordrohren (Chaetop.) 233. 

 Neurochordzellen (Nemert.) 830. 

 Neuroptcra 26, 250, '-'54, 555, 845. 

 Neuroxena 794. 

 Nicoletia 586. 

 Nicomedites 503. 

 Nidamentaldriise 643. 

 Niere (Amphin.) 391, - - (Cepbal.) 500, - 



- (Lamell.) 712, - (Mamm.) 187. 

 Nieszkowskia 692. 

 Niphargoides 384. 

 Niphargus 743, 744, 748. 

 Nitelinae 495. 

 Nitelopsis 496. 



