''Xenisthmus africanus'', also known as the flathead wriggler or African wriggler, is a species of fish in the

Xenisthmidae Collared wrigglers are perciform fishes in the family Xenisthmidae. They are native to the Indian and Pacific Oceans, where they are mostly reef A reef is a ridge or shoal of rock, coral, or similar relatively stable material lying benea ...

(wriggler) family, which is regarded as a

synonymous A synonym is a word, morpheme, or phrase that means precisely or nearly the same as another word, morpheme, or phrase in a given language. For example, in the English language, the words ''begin'', ''start'', ''commence'', and ''initiate'' are a ...

with the

Eleotridae Eleotridae is a family of fish commonly known as sleeper gobies, with about 34 genera and 180 species. Most species are found in the tropical Indo-Pacific region, but there are also species in subtropical and temperate regions, warmer parts of t ...

,. It is found in the Indian Ocean, ranging from the coast of east Africa and to the islands in the western Indian Ocean. It has a flatter head than most other wrigglers.

References

africanus Fish described in 1958 Fish of the Indian Ocean {{Eleotridae-stub