''Haliotis australis'',

common name In biology, a common name of a taxon or organism (also known as a vernacular name, English name, colloquial name, country name, popular name, or farmer's name) is a name that is based on the normal language of everyday life; and is often contrast ...

the "queen

pāua Pāua is the Māori name given to three New Zealand species of large edible sea snails, marine gastropod molluscs which belong to the family Haliotidae (in which there is only one genus, ''Haliotis''), known in the United States and Australia ...

," yellow-foot

, or austral abalone, is a

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriat ...

of edible

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 a ...

, a

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 ...

mollusk 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 e ...

in the family Haliotidae, the

abalone Abalone ( or ; via Spanish , from Rumsen ''aulón'') is a common name for any of a group of small to very large marine gastropod molluscs in the family Haliotidae. Other common names are ear shells, sea ears, and, rarely, muttonfish or mutto ...

s.WoRMS : Haliotis australis; accessed : 5 October 2010
/ref>

Description

The size of the shell varies between 40 mm and 100 mm. "The thin, oval shell is quite convex. The distance of the

apex The apex is the highest point of something. The word may also refer to: Arts and media Fictional entities * Apex (comics), a teenaged super villainess in the Marvel Universe * Ape-X, a super-intelligent ape in the Squadron Supreme universe *Apex, ...

from margin measures one-eighth to one-ninth the length of the shell. The

sculpture Sculpture is the branch of the visual arts that operates in three dimensions. Sculpture is the three-dimensional art work which is physically presented in the dimensions of height, width and depth. It is one of the plastic arts. Durable ...

consists of faint spirals and a close strong radiating corrugation. The 6 to 8 perforations are circular with elevated edges. The outlines are oval. The right margin is a little straighter. The back of the shell is convex, not carinated at the row of holes. The color pattern is light yellowish-brown, red on the

spire A spire is a tall, slender, pointed structure on top of a roof of a building or tower, especially at the summit of church steeples. A spire may have a square, circular, or polygonal plan, with a roughly conical or pyramidal shape. Spires a ...

, or light green flamed with red. The surface has almost obsolete spiral cords, and regular, close, radiating folds. Between the row of holes and the columellar margin there are no radiating folds, but several (generally three) strong spiral ribs. The spire is a little elevated and contains three whorls .Inside it is corrugated like the exterior, silvery with blue, green and red reflections, the latter predominating. The columellar plate is narrow. The corrugated exterior is quite constant and characteristic. Young specimens are more strongly ribbed spirally, and often have radiating stripes of red on a delicate green ground."

Distribution

It is endemic and found across

New Zealand New Zealand ( mi, Aotearoa ) is an island country in the southwestern Pacific Ocean. It consists of two main landmasses—the North Island () and the South Island ()—and over 700 smaller islands. It is the sixth-largest island coun ...

Human use

''Haliotis australis'' (also known as 'Queenies') and other two ''Haliotis'' species are known as " paua" in New Zealand and are used as a food source. While generally smaller than their '' Haliotis iris'' counterparts, they are still harvested but must be a minimum length of 80mm. Queen Paua (Abalone) from New Zealand

Queen Paua (Abalone) Shells (Interior) New Zealand

References

* Geiger D.L. & Poppe G.T. (2000). ''A Conchological Iconography: The family Haliotidae''. Conchbooks, Hackenheim Germany. 135pp 83pls. * Geiger D.L. & Owen B. (2012) ''Abalone: Worldwide Haliotidae''. Hackenheim: Conchbooks. viii + 361 pp. page(s): 72

External links

photos
* {{Taxonbar, from=Q5642408 australis Gastropods of New Zealand Gastropods described in 1791 Taxa named by Johann Friedrich Gmelin