Nihonia

Nihonia is a genus of sea snails, marine gastropod mollusks in the family Cochlespiridae.^[2][3]

Nihonia
Nihonia circumstricta shell
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Neogastropoda
Superfamily:	Conoidea
Family:	Cochlespiridae
Genus:	Nihonia McNeil, 1961[1]
Type species
† Nihonia shimajiriensis MacNeil, 1960

Species

Species within the genus Nihonia include:

• Nihonia australis (Roissy, 1805)^[4]
• Nihonia circumstricta (Martens, 1901)^[5]
• Nihonia maxima Sysoev, 1997^[6]
• Nihonia mirabilis (Sowerby III, 1914)

Extinct species

^[7]

• † Nihonia birmanica (Vredenburg, 1921)
• † Nihonia pervirgo (Yokoyaina, 1928)
• † Nihonia shimajiriensis MacNeil, 1960. Type species from the Miocene of Okinawa.
• † Nihonia santosi Sbuto, 1969
• † Nihonia soyomaruae (Otuka, 1959)
• † Nihonia sucabumiana (K. Martin, 1895)