394 
Naiadina, M.-Ch. 
Nais adites, Dawson. 
66 
Naides, Swn. 
Nana, Schum. 
Nanina, Gray. 
Nannites, Mojs. . 
Napeus, ‘Albers. 
Narana, H. & A. Ad. 
Naranio, Gray. 
Naria, Gray. : 
Narica, Recluz. . 
Nassa, Lamarck. 
Nassaria, H. & A. Ad. 
Wane 
Nassodonta, EE. Ad. 
Natere, Gray. 
Natica, Lamarck. 
(75 73 
Naticaria, H. & A. ‘Ad: II 
Naticaria, Swains. . 
Naticella, Goild. 
Naticella, Grat. . 
Naticide. . . 
Naticina, Gray. . 
Naticodon, Ryckh. 
Naticopsis, M’Coy. 
Nausitoria, Wright. 
Nauta, Leach. 
Nautilidee. 
Nautilina, Stein. 
Nautilinus, Mouss. 
Nautiloceras, d’Orb. 
Nautilus, Breyn. 
Navea, Gray. 
Nav icell: a, Lamar ok. 
Navicula, Blainv. 
Navicula, Spills 
Naytia, H. & A. Ad. 
Nera, Gray. : 
Nesxromya, Gabb. . 
Neda, H. & A. Ad.. 
Neilo,H. & A. Ad.. 
Neilonella, Dall. 
Neithea, Drouet. 
II 
INDEX. 
PAGE 
28h | Neleta, Gray... “i 
Nelimenia, Castel.. II 
Nematura, Benson. II 
Nematurella, Sandb. IT 
Nembrotha, Bergh., Il 
Nemoarca, Conrad. 
Nemocardium, Meek. 
Nemocephala, Costa. ITI 
Nemodon, Conrad, III 
Nenia, Hartman. Ill 
Nenia;H. & A. Ad. @ Hee 
Neniatlanta, Bourg. III 
Neobuccinum, Smith. IT 
Neolobites, Fischer. II 
Neomegalodon, Gum. 
Neomenia, Tullberg. II 
Neomeniide. . . II 
Neoschizodus, Gieb. 
Neothauma, H. A. Sm. II 
Neothyris, Douv. iil 
Nephropneusta, Iher. III 
Neptunea, Bolten. . II 
Neptunella, Meek.. II 
Neptunella, Verrill. II 
Neptuntings .. 2.14 20m 
Nerea, Lesson. . II 
Neridomus, M.& Le 
Nerinea, Defrance.. II 
Nerinella, Sharpe. ,: +21 
Neripteron, Lesson. II 
Neristoma, Klein. . III 
Nerita, aan : LE 
Neritella, Humphrey. II 
II 
Heatnen Kobelt. II 
Neritidee. vec nee ee 
Neritina, Lam. oH. Teall 
es Beer ae) | 
ee eaeras Mart. EL 
Neritoglobus, Kobelt. II 
Neritoides, Brown. Il 
Neritoma, Morris. . II 
Neritomopsis, Waag. II 
| Neritona, Mart. . I] 
| Neritostoma, Klein. 
Ill 
290 | Neritopsis, Gratel. ita 
yet 
