''Nannamoria'' is a small taxonomic genus of small-sized

sea snail Sea snail is a common name for slow-moving marine gastropod molluscs, usually with visible external shells, such as whelk or abalone. They share the taxonomic class Gastropoda with slugs, which are distinguished from snails primarily by the ...

s, predatory

marine Marine is an adjective meaning of or pertaining to the sea or ocean. Marine or marines may refer to: Ocean * Maritime (disambiguation) * Marine art * Marine biology * Marine debris * Marine habitats * Marine life * Marine pollution Military * ...

gastropod The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda (). This class comprises snails and slugs from saltwater, from freshwater, and from land. T ...

mollusc Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda, the members of which are known as molluscs or mollusks (). Around 85,000 extant species of molluscs are recognized. The number of fossil species is esti ...

s in the subfamily Amoriinae of the family Volutidae, the volutes.

Distribution

''Nannamoria'' volutes are endemic to

Australia Australia, officially the Commonwealth of Australia, is a Sovereign state, sovereign country comprising the mainland of the Australia (continent), Australian continent, the island of Tasmania, and numerous List of islands of Australia, sma ...

. They are found on the east and southern coast, in deep water on the outer continental shelf.

Shell description

The shells of ''Nannamoria'' have a small blunt

protoconch A protoconch (meaning first or earliest or original shell) is an embryonic or larval shell which occurs in some classes of molluscs, e.g., the initial chamber of an ammonite or the larval shell of a gastropod. In older texts it is also called ...

, their overall shape varies but most species have a shoulder with nodules or spines. The base colour of the shells of ''Nannamoria'' is white, and they are overlaid with brown axial lines.

Biology

These volutes live in very deep water and little is known about their live appearance or their biology.Bail P. & Limpus A. (2008). "A revision of the ''Nannamoria''". ''Visaya'' 2/3.

Species

The genus ''Nannamoria'' includes the following species: * ''

Nannamoria amicula ''Nannamoria amicula'' is a species of sea snail, a marine gastropod mollusk in the family Volutidae ''Volutidae'', common name volutes, are a taxonomic family of predatory sea snails that range in size from 9 mm to over 500 mm. They are ma ...

'' Iredale, 1929 * ''

Nannamoria breviforma ''Nannamoria breviforma'' is a species of sea snail, a marine gastropod mollusk in the family Volutidae ''Volutidae'', common name volutes, are a taxonomic family of predatory sea snails that range in size from 9 mm to over 500 mm. They are ...

'' Bail & Limpus, 2008 * ''

Nannamoria bulbosa ''Nannamoria bulbosa'' is a species of sea snail, a marine gastropod mollusk in the family Volutidae ''Volutidae'', common name volutes, are a taxonomic family of predatory sea snails that range in size from 9 mm to over 500 mm. They are ma ...

'' Bail & Limpus, 2008 * ''

Nannamoria gotoi ''Nannamoria gotoi'' is a species of sea snail, a marine gastropod mollusk in the family (biology), family Volutidae, the volutes. References

* Poppe, G., 1992. New species and a new subspecies in Volutidae (Mollusca:Gastropoda). Malacolo ...

'' Poppe, 1992 * ''

Nannamoria inflata ''Nannamoria inflata'' is a species of sea snail, a marine gastropod mollusk in the family Volutidae ''Volutidae'', common name volutes, are a taxonomic family of predatory sea snails that range in size from 9 mm to over 500 mm. They are ma ...

'' Bail & Limpus, 2008 * ''

Nannamoria inopinata ''Nannamoria inopinata'' is a species of sea snail, a marine gastropod mollusk in the family Volutidae ''Volutidae'', common name volutes, are a taxonomic family of predatory sea snails that range in size from 9 mm to over 500 mm. They are ...

'' Darragh, 1979 * ''

Nannamoria parabola ''Nannamoria parabola'' is a species of sea snail, a marine gastropod mollusk in the family Volutidae ''Volutidae'', common name volutes, are a taxonomic family of predatory sea snails that range in size from 9 mm to over 500 mm. They are m ...

'' Garrard, 1960 * ''

Nannamoria ranya ''Nannamoria ranya'' is a species of sea snail, a marine gastropod mollusk in the family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by mar ...

'' Willan, 1995

References

* Bail, P.; Poppe, G.T. (2001). A conchological iconography: a taxonomic introduction of the recent Volutidae. ConchBooks, Hackenheim. 30 pp, 5 pl. {{Taxonbar, from=Q6963811 Volutidae