''Kryptolebias'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial n ...

killifish A killifish is any of various oviparous (egg-laying) cyprinodontiform fish (including families Aplocheilidae, Cyprinodontidae, Fundulidae, Profundulidae and Valenciidae). All together, there are 1,270 species of killifish, the biggest famil ...

in the

family Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Idea ...

Rivulidae The Rivulidae are a family of killifishes in the order Cyprinodontiformes. They are commonly known as rivulids, South American killifish or New World killifish. The latter names are slightly misleading, however, as they are neither restricted to ...

mostly native to warm parts of South America but with one species (''K. marmoratus'') found north through the Caribbean region to the Gulf Coast states of the United States. They are small fish, up to in

total length Fish measurement is the measuring of individual fish and various parts of their anatomies. These data are used in many areas of ichthyology, including taxonomy and fisheries biology. Overall length * Standard length (SL) is the length of a fish ...

. They are non-annual

. The genus was originally name ''Cryptolebias'' but this name was pre-occupied by a genus of fossil fish.

Species

There are currently 8 recognized species in this genus: * '' Kryptolebias brasiliensis''

Valenciennes Valenciennes (, also , , ; nl, label=also Dutch, Valencijn; pcd, Valincyinnes or ; la, Valentianae) is a commune in the Nord department, Hauts-de-France, France. It lies on the Scheldt () river. Although the city and region experienced a ...

, 1821 * ''

Kryptolebias campelloi ''Kryptolebias'' is a genus of killifish in the family (biology), family Rivulidae mostly native to warm parts of South America but with one species (''K. marmoratus'') found north through the Caribbean region to the Gulf Coast of the United Stat ...

'' W. J. E. M. Costa, 1990 * ''

Kryptolebias caudomarginatus ''Kryptolebias'' is a genus of killifish in the family Rivulidae mostly native to warm parts of South America but with one species (''K. marmoratus'') found north through the Caribbean region to the Gulf Coast states of the United States. They a ...

Seegers Seegers is a patronymic surname. Notable persons with that name include: * Doug Seegers, American guitarist and songwriter * Rainer Seegers (born 1952), German percussionist and timpanist * Wendy Seegers (born 1976), South African athlete * Willi ...

, 1984 * ''

Kryptolebias gracilis ''Kryptolebias'' is a genus of killifish in the family Rivulidae mostly native to warm parts of South America but with one species (''K. marmoratus'') found north through the Caribbean region to the Gulf Coast states of the United States. They a ...

'' W. J. E. M. Costa, 2007 * ''

Kryptolebias hermaphroditus ''Kryptolebias'' is a genus of killifish in the family Rivulidae mostly native to warm parts of South America but with one species (''K. marmoratus'') found north through the Caribbean region to the Gulf Coast states of the United States. They a ...

'' W. J. E. M. Costa, 2011 * ''

Kryptolebias marmoratus The mangrove killifish or mangrove rivulus, ''Kryptolebias marmoratus'' (syn. ''Rivulus marmoratus''), is a species of killifish in the family Rivulidae. It lives in brackish and marine waters (less frequently in fresh water) along the coasts of ...

'' Poey, 1880 (Mangrove rivulus) * '' Kryptolebias ocellatus'' R. F. Hensel, 1868 * ''

Kryptolebias sepia ''Kryptolebias'' is a genus of killifish in the family Rivulidae mostly native to warm parts of South America but with one species (''K. marmoratus'') found north through the Caribbean region to the Gulf Coast states of the United States. They a ...

Vermeulen Vermeulen is a Dutch toponymic or occupational surname, meaning "from the (wind/water) mill" (modern Dutch ''molen''). It is a contraction of the surname Van der Meulen. In the Netherlands 20,633 people carried the name in 2007, making it the 30th ...

& Hrbek, 2005

References

Rivulidae Fish of South America Tropical fish Freshwater fish genera {{Cyprinodontiformes-stub