Xenisthmus

Xenisthmus is the most well-known genus in the family Xenisthmidae, which is regarded as a synonymous with the Eleotridae, a part of Gobiiformes. These small to very small fish are known as wrigglers, and live in reefs and among rubble in the Indo-Pacific.

Species
Xenisthmus contains the following species:


 * Xenisthmus africanus J.L.B. Smith, 1958 – flathead wriggler or African wriggler''
 * Xenisthmus balius Gill & Randall, 1994 – freckled wriggler
 * Xenisthmus chapmani (Schultz, 1966)
 * Xenisthmus chi Gill & Hoese, 2004 – chi wriggler
 * Xenisthmus clarus (Jordan & Seale, 1906) – clear wriggler
 * Xenisthmus eirospilus Gill & Hoese, 2004 – spotted wriggler
 * Xenisthmus oligoporus Gill, Bogorodsky & Mal, 2017
 * Xenisthmus polyzonatus (Klunzinger, 1871) – bullseye wriggler or polyzonate wriggler
 * Xenisthmus semicinctus Gill & Hoese, 2004