''Leptuca'' is a genus of

fiddler crabs The fiddler crab or calling crab may be any of more than one hundred species of semiterrestrial marine crabs in the family Ocypodidae, well known for their sexually dimorphic claws; the males' major claw is much larger than the minor claw, while ...

belonging to the family

Ocypodidae The Ocypodidae are a family of semiterrestrial crabs that includes the ghost crabs and fiddler crabs. They are found on tropical and temperate shorelines around the world. Some genera previously included in the family are now treated as members o ...

. The species of this genus are found on the coasts of the Americas.

Description

They are small- to large-sized crabs with an adult carapace width of 5–25 mm in adults. The front of their carapace is broad and they have short anterolateral margins with 0–2 posterolateral striae on the top of the carapace.

Species

There are currently 30 species in the genus: * '' Leptuca batuenta'' (Crane, 1941) (beating fiddler crab) * '' Leptuca beebei'' (Crane, 1941) (Beebe's fiddler crab) * ''

Leptuca coloradensis ''Leptuca'' is a genus of fiddler crabs belonging to the family Ocypodidae. The species of this genus are found on the coasts of the Americas. Description They are small- to large-sized crabs with an adult carapace width of 5–25 mm in adult ...

'' (Rathbun, 1893) (painted fiddler crab) * '' Leptuca crenulata'' (Lockington, 1877) (Mexican fiddler crab) * ''

Leptuca cumulanta ''Leptuca cumulanta'', commonly known as the heaping fiddler crab or the mangrove fiddler crab, is a species of fiddler crab native to tropical and subtropical areas of the western Atlantic. Taxonomy Previously a member of the genus ''Uca'', th ...

'' (Crane, 1943) (heaping fiddler crab) * ''

Leptuca deichmanni ''Leptuca deichmanni'', commonly known as Deichmann's fiddler crab, is a species of fiddler crab native to the eastern Pacific coast of Central America, in Costa Rica and Panama. Taxonomy Previously a member of the genus ''Uca'', the species wa ...

'' (Rathbun, 1935) (Deichmann's fiddler crab) * ''

Leptuca dorotheae ''Leptuca'' is a genus of fiddler crabs belonging to the family Ocypodidae. The species of this genus are found on the coasts of the Americas. Description They are small- to large-sized crabs with an adult carapace width of 5–25 mm in adult ...

'' (von Hagen, 1968) (Dorothy's fiddler crab) * ''

Leptuca festae ''Leptuca'' is a genus of fiddler crabs belonging to the family Ocypodidae. The species of this genus are found on the coasts of the Americas. Description They are small- to large-sized crabs with an adult carapace width of 5–25 mm in adult ...

'' (Nobili, 1902) (Festa's fiddler crab) * ''

Leptuca helleri ''Leptuca helleri'', commonly known as Heller's fiddler crab, is a species of fiddler crab endemic to the Galapagos Islands in the eastern Pacific Ocean. Taxonomy Previously a member of the genus ''Uca'', the species was transferred in 2016 to ...

'' (Rathbun, 1902) (Heller's fiddler crab) * ''

Leptuca inaequalis ''Leptuca'' is a genus of fiddler crabs belonging to the family Ocypodidae. The species of this genus are found on the coasts of the Americas. Description They are small- to large-sized crabs with an adult carapace width of 5–25 mm in adult ...

'' (Rathbun, 1935) (uneven fiddler crab) * ''

Leptuca latimanus ''Leptuca'' is a genus of fiddler crabs belonging to the family Ocypodidae. The species of this genus are found on the coasts of the Americas. Description They are small- to large-sized crabs with an adult carapace width of 5–25 mm in adult ...

'' (Rathbun, 1893) (lateral-handed fiddler crab) * '' Leptuca leptodactyla'' (Rathbun, 1898) (thin-fingered fiddler crab) * ''

Leptuca limicola ''Leptuca'' is a genus of fiddler crabs belonging to the family Ocypodidae. The species of this genus are found on the coasts of the Americas. Description They are small- to large-sized crabs with an adult carapace width of 5–25 mm in adult ...

'' (Crane, 1941) (Pacific mud fiddler crab) * ''

Leptuca musica ''Leptuca musica'', commonly known as the musical fiddler crab, is a species of fiddler crab native to Baja California and the Gulf of California in Mexico. Taxonomy Previously a member of the genus '' Uca'', the species was transferred in 2016 ...

'' (Rathbun, 1914) (musical fiddler crab) * ''

Leptuca oerstedi ''Leptuca'' is a genus of fiddler crabs belonging to the family Ocypodidae. The species of this genus are found on the coasts of the Americas. Description They are small- to large-sized crabs with an adult carapace width of 5–25 mm in adult ...

'' (Rathbun, 1904) (aqua fiddler crab) * ''

Leptuca panacea ''Leptuca panacea'', commonly known as the Gulf sand fiddler crab or the Panacea sand fiddler, is a species of fiddler crab native to coastal habitats along the Gulf of Mexico from northwestern Florida to Mexico. Taxonomy This species is the si ...

'' (Novak & Salmon, 1974) (gulf sand fiddler crab) * ''

Leptuca pugilator ''Leptuca pugilator'', the sand fiddler crab, Atlantic sand fiddler crab, or Calico fiddler, is a species of fiddler crab that is found from Massachusetts to the Gulf of Mexico. It lives in burrows in coastal and estuarine mud-flats, and can be e ...

'' (Bosc, 1802) (Atlantic sand fiddler crab) * ''

Leptuca pygmaea ''Leptuca'' is a genus of fiddler crabs belonging to the family Ocypodidae. The species of this genus are found on the coasts of the Americas. Description They are small- to large-sized crabs with an adult carapace width of 5–25 mm in adult ...

'' (Crane, 1941) (pygmy fiddler crab) * '' Leptuca saltitanta'' (Crane, 1941) (energetic fiddler crab) * ''

Leptuca speciosa ''Leptuca speciosa'', commonly known as the brilliant fiddler crab or the longfinger fiddler crab, is a species of fiddler crab native to the southern United States, Mexico, and the Caribbean. Before 2016, the species was known as ''Uca speciosa ...

'' (Ives, 1891) (brilliant fiddler crab) * ''

Leptuca spinicarpa ''Leptuca spinicarpa'', commonly known as the spiny-wristed fiddler crab or the spined fiddler crab, is a species of fiddler crab native to coastal habitats along the Gulf of Mexico from northwestern Florida to Mexico. Taxonomy Previously a mem ...

'' (Rathbun, 1900) (spiny-wristed fiddler crab) * ''

Leptuca stenodactylus ''Leptuca'' is a genus of fiddler crabs belonging to the family Ocypodidae. The species of this genus are found on the coasts of the Americas. Description They are small- to large-sized crabs with an adult carapace width of 5–25 mm in adult ...

'' (Milne-Edwards & Lucas, 1843) (narrow-fingered fiddler crab) * ''

Leptuca subcylindrica ''Leptuca subcylindrica'', commonly known as the Laguna Madre fiddler crab or the puffed fiddler crab, is a sparsely-studied species of fiddler crab native to southern Texas and northeastern Mexico in the Gulf of Mexico. Before 2016, the species ...

'' (Stimpson, 1859) (Laguna Madre fiddler crab) * ''

Leptuca tallanica ''Leptuca'' is a genus of fiddler crabs belonging to the family Ocypodidae. The species of this genus are found on the coasts of the Americas. Description They are small- to large-sized crabs with an adult carapace width of 5–25 mm in adult ...

'' (von Hagen, 1968) (Peruvian fidder crab) * ''

Leptuca tenuipedis ''Leptuca'' is a genus of fiddler crabs belonging to the family Ocypodidae. The species of this genus are found on the coasts of the Americas. Description They are small- to large-sized crabs with an adult carapace width of 5–25 mm in adult ...

'' (Crane, 1941) (slender-legged fiddler crab) * ''

Leptuca terpsichores ''Leptuca terpsichores'', commonly known as the dancing fiddler crab, is a species of fiddler crab native to the eastern Pacific coast of the Americas, from Nicaragua to Peru. Taxonomy Previously a member of the genus ''Uca'', the species was t ...

'' (Crane, 1941) (dancing fiddler crab) * ''

Leptuca thayeri ''Leptuca thayeri'', known generally as the Atlantic mangrove fiddler crab or mangrove fiddler, is a species of true crab in the family Ocypodidae. It is distributed all across the Western Atlantic. ''Leptuca thayeri'' was formerly a member of t ...

'' (Rathbun, 1900) (Atlantic mangrove fiddler crab) * ''

Leptuca tomentosa ''Leptuca'' is a genus of fiddler crabs belonging to the family Ocypodidae. The species of this genus are found on the coasts of the Americas. Description They are small- to large-sized crabs with an adult carapace width of 5–25 mm in adult ...

'' (Crane, 1941) (matted fiddler crab) * ''

Leptuca umbratila ''Leptuca'' is a genus of fiddler crabs belonging to the family Ocypodidae. The species of this genus are found on the coasts of the Americas. Description They are small- to large-sized crabs with an adult carapace width of 5–25 mm in adult ...

'' (Crane, 1941) (Pacific mangrove fiddler crab) * ''

Leptuca uruguayensis ''Leptuca uruguayensis'', commonly known as the Uruguayan fiddler crab or the southwestern Atlantic fiddler crab, is a species of fiddler crab native to temperate and subtropical areas of the southeastern coast of South America. Taxonomy Previo ...

'' (Nobili, 1901) (Uruguayan fiddler crab)

References

{{Taxonbar, from=Q104830417 Ocypodoidea