''Ixa'' is a genus of

Indo-Pacific The Indo-Pacific is a vast biogeographic region of Earth. In a narrow sense, sometimes known as the Indo-West Pacific or Indo-Pacific Asia, it comprises the tropical waters of the Indian Ocean, the western and central Pacific Ocean, and the ...

pebble crabs from the family

Leucosiidae Leucosiidae is a family of crabs containing three subfamilies and a number of genera ''incertae sedis'': ;Cryptocneminae Stimpson, 1907 * '' Cryptocnemus'' Stimpson, 1858 * '' Leucisca'' MacLeay, 1838 * '' Lissomorpha'' Ward, 1933 * '' Onych ...

. The genus was erected by William Elford Leach in 1816. One species, the Red Sea pebble crab ('' Ixa monodi''), is a

Lessepsian migrant The Lessepsian migration (also called Erythrean invasion) is the migration of marine species across the Suez Canal, usually from the Red Sea to the Mediterranean Sea, and more rarely in the opposite direction. When the canal was completed in 18 ...

and the species was first described to science from specimens collected on the Mediterranean Sea although the species is native to the Red Sea and had colonised the eastern Mediterranean through the

Suez Canal The Suez Canal ( arz, قَنَاةُ ٱلسُّوَيْسِ, ') is an artificial sea-level waterway in Egypt, connecting the Mediterranean Sea to the Red Sea through the Isthmus of Suez and dividing Africa and Asia. The long canal is a popular ...

Species

The species classified under ''Ixa'' are set out below: * ''Ixa acuta'' (Tyndale-Biscoe & George, 1962) * ''Ixa cylindrus'' (

Fabricius Fabricius ( la, smith, german: Schmied, Schmidt) is a surname. Notable people with the surname include: *people from the Ancient Roman gens Fabricia: **Gaius Fabricius Luscinus, the first of the Fabricii to move to Rome * Johann Goldsmid (1587� ...

, 1777) * ''Ixa edwardsii'' ( H. Lucas, 1858) * ''Ixa holthuisi'' (Tirmizi, 1970) * ''Ixa inermis'' (

Leach Leach may refer to: * Leach (surname) * Leach, Oklahoma, an unincorporated community, United States * Leach, Tennessee, an unincorporated community, United States * Leach Highway, Western Australia * Leach orchid * Leach phenotype, a mutation in ...

, 1817) * ''Ixa investigatoris'' (Chopra, 1933) * '' Ixa monodi'' (

Holthuis Lipke Bijdeley Holthuis (21 April 1921 – 7 March 2008) was a Dutch carcinologist, considered one of the "undisputed greats" of carcinology, and "the greatest carcinologist of our time". Holthuis was born in Probolinggo, East Java and obtained ...

& Gottlieb, 1956) * ''Ixa profundus'' (Zarenkov, 1994) * ''Ixa pulcherrima'' ( Haswell, 1879)

References

{{Taxonbar , from=Q18595123 Crabs