Na
- Naccula
- Nacella
- Nacellidae
- Nakamigawaia
- Nanaphora
- Nancibella
- Nanichiton
- Nanivitrea
- Nannamoria
- Nannodiella
- Nanobalcis
- Nanocochlea
- Nanomelon
- Nanopsis
- Nanostrea
- Nanuca
- Naquetia
- Naranjia
- Naricava
- Narona
- Narrimania
- Naskia
- Nasopharus
- Nassa
- Nassaria
- Nassariidae
- Nassarina
- Nassarius
- Natica
- Naticarius
- Naticidae
- Naticoidea
- Naudedrillia
- Naudoliva
- Nausitora
- Nautilida
- Nautilidae
- Nautiliropa
- Nautilus
- Navanax
- Naviculavolva
Ne
- Neactaeonina
- Neadmete
- Neaeromya
- Neancistrolepis
- Nectoteuthis
- Neilo
- Neilonella
- Neilonellidae
- Nematolampas
- Nematomenia
- Nembrotha
- Nemocardium
- Neoatreta
- Neoaviculovulsa
- Neobernaya
- Neobuccinum
- Neocancilla
- Neocardia
Kohorta Neocoleoidea Haas, 1997
- Decapodiformes Leach, 1817
- Octopodiformes Berthold & Engeser, 1987
Mollusca → Conchifera → Cyrtosoma → Cephalopoda → Coleoidea
- Neocyclotidae
- Neodiplodonta
- Neodrillia
- Neofossarulus
- Neogastropoda
- Neoguraleus
- Neohaustator
- Neohoratia
- Neoiphinoe
- Neolepetopsidae
- Neolepetopsis
- Neolepton
- Neoleptonidae
- Neomenia
- Neomeniamorpha
- Neomeniidae
- Neomphalidae
- Neomphaloidea
- Neomphalus
- Neonucula
- Neophysema
- Neopilina
- Neopilinidae
- Neoplanorbis
- Neopleurotomoides
- Neopycnodonte
- Neoradina
- Neorapana
- Neorossia
- Neosiliqua
- Neoteredo
- Neoteron
- Neothais
- Neothauma
- Neotrapezium
- Neotricula
- Nephritica
- Nephronaias
- Nepotilla
- Neptunea
- Neptuneopsis
- Nerita
- Neritidae
- Neritilia
- Neritiliidae
- Neritina
- Neritodryas
- Neritoidea
- Neritopsidae
- Neritopsis
- Neritopsoidea
- Nesiocypraea
- Nesiodostomia
- Nesobornia
Nesonanina C. Boettger, 1916
- Nesonanina malleata Rensch
- Nesonanina novaehiberniae Quoy & Gaimard, 1832
- Nesonanina unidentata Clench, 1957
- Nesonanina wolfi Boettger, 1960
Mollusca → Gastropoda → Pulmonata → Helicarionoidea → Helicarionidae → Helicarioninae
- Nesta
- Netastoma
- Neusas
- Nevelasta
- Nevenulora
- Neverita
- Neveritis
- Nevillia
- Newnesia
- Newtoniellidae
Ng
- Ngairea
Ni
- Nicaisolopha
- Nierstraszella
- Nierstraszellidae
- Nierstraszia
- Nihonia
- Nilsia
- Ningbingia
- Nipponaphera
- Nipponatys
Nipponochlamys Habe, 1945
- Nipponochlamys hakusanus Pilsbry & Hirase, 1907
- Nipponochlamys hokkaidonis Pilsbry & Hirase, 1905
- Nipponochlamys izushichitojimana Pilsbry & Hirase, 1904
- Nipponochlamys lineatus Pilsbry & Hirase, 1904
- Nipponochlamys obtusa Westerlund, 1883
- Nipponochlamys semisericata (Pilsbry, 1902)
- Nipponochlamys subelimatus Pilsbry & Hirase, 1904
- Nipponochlamys takahashii Kuroda & Habe, 1969
Mollusca → Gastropoda → Pulmonata → Helicarionoidea → Helicarionidae
- Nipponoclava
- Nipponocrassatella
- Nipponomontacuta
- Nipponomysella
- Nipponopholas
- Nipponotrophon
- Niso
- Niteomica
- Nitia
- Nitidella
- Nitidotellina
Nitor Gude, 1911
- Nitor coriacea Manzoni, 1868
- Nitor dagueneti Folin, 1873
- Nitor medioximus Iredale, 1941
- Nitor pudibunda Cox, 1868
- Nitor subrugatus Reeve, 1852
- Nitor tenuisculpta Watson, 1873
- Nitor wiangariensis Hyman, 2007
Mollusca → Gastropoda → Pulmonata → Helicarionoidea → Helicarionidae → Helicarioninae
- Niveotectura
- Niveria
No
- Noalda
- Noctepuna
- Nodicostellaria
- Nodipecten
- Nodochila
- Nodopelta
- Nodularia
- Nodulotrophon
- Nodulus
- Noemiamea
- Noerrevangia
- Noetia
- Noetiella
- Noetiidae
- Nordoneaera
- Norfolcioconcha
- Norrisia
- Northia
- Notadusta
- Notaeolidia
- Notaeolidiidae
- Notarchus
- Nothoadmete
- Notoacmea
- Notobranchaea
- Notobranchaeidae
- Notobryon
- Notochlamys
- Notocochlis
- Notocrater
- Notocypraea
- Notocytharella
- Notoficula
- Notogillia
- Notolimea
- Notomenia
- Notomeniidae
- Notomyrtea
- Notonykia
- Notopala
- Notopaphia
- Notopeplum
- Notoplax
- Notosinister
- Nototeredo
- Nototodarus
- Nototriphora
- Notovoluta
- Noumea
- Noumeaella
- Novaculina
- Novastoa
- Nozeba
Nq
- Nquma
Nu
- Nucella
- Nucinella
- Nucleolaria
- Nucula
- Nuculana
- Nuculanidae
- Nuculanoida
- Nuculanoidea
- Nuculida
- Nuculidae
- Nuculoidea
- Nuculoidea
- Nudibranchia
- Nurekia
- Nutricola
- Nuttallia
- Nuttallina
- Nuttallochiton
Ny
- Nyassunio
- Nymphophilus
- Nystiellidae