Collared wrigglers are

perciform Perciformes (), also called the Acanthopteri, is an order or superorder of ray-finned fish in the clade Percomorpha. ''Perciformes'' means "perch-like". Among the well-known members of this group are perches and darters (Percidae), and also sea ...

fishes in the family Xenisthmidae. They are native to the Indian and

Pacific The Pacific Ocean is the largest and deepest of Earth's five oceanic divisions. It extends from the Arctic Ocean in the north to the Southern Ocean, or, depending on the definition, to Antarctica in the south, and is bounded by the cont ...

Oceans, where they are mostly

reef A reef is a ridge or shoal of rock, coral, or similar relatively stable material lying beneath the surface of a natural body of water. Many reefs result from natural, abiotic component, abiotic (non-living) processes such as deposition (geol ...

-dwelling.

Species

The 10 species in 7 genera are: * Genus ''Allomicrodesmus'' Schultz, 1966 :* '' Allomicrodesmus dorotheae'' Schultz, 1966 * Genus ''Gymnoxenisthmus'' Gill, Bogorodsky & Mal, 2014 :* '' Gymnoxenisthmus tigrellus'' Gill, Bogorodsky & Mal, 2014 * Genus ''Kraemericus'' :* '' Kraemericus smithi'' Menon & Talwar, 1972 * Genus ''Paraxenisthmus'' Gill & Hoese, 1993 :* '' Paraxenisthmus springeri'' Gill & Hoese, 1993 * Genus ''Rotuma'' Springer, 1988 :* '' Rotuma lewisi'' Springer, 1988 * Genus ''Tyson'' Springer, 1983 :* '' Tyson belos'' Springer, 1983 * Genus '' Xenisthmus'' Snyder, 1908 :*'' Xenisthmus africanus'' Smith, 1958 (the ''flathead wriggler'' or ''African wriggler'') :*'' Xenisthmus balius'' Gill & Randall, 1994 :*'' Xenisthmus chi'' Gill & Hoese, 2004 :*'' Xenisthmus clarus'' (Jordan & Seale, 1906) :*'' Xenisthmus eirospilus'' Gill & Hoese, 2004 :*'' Xenisthmus polyzonatus'' (Klunzinger, 1871) (the ''bull's-eye wriggler'' or ''polyzonate wriggler'') is peach-coloured with a bull's-eye-like spot on its tail. :*'' Xenisthmus semicinctus'' Gill & Hoese, 2004

References

* {{Taxonbar, from=Q137898 Gobiiformes