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The fiddler crab or calling crab can be one of the hundred species of semiterrestrial marine crabs in the family Ocypodidae. [2] These crabs are well known for their extreme sexual dimorphism, where the male crabs have a major claw significantly larger than their minor claw, whilst females claws are both the same size. [3]
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. [1] Before 2016, the species was known as Uca speciosa. In 2016, the subgenus Leptuca was promoted to the genus level. [2] [3]
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. [ 1 ] Taxonomy
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 of separate families in the superfamily Ocypodoidea, such as the Dotillidae and Macrophthalmidae.
Like other fiddler crabs, Minuca minax males have one claw that is significantly larger than the other, while females have two equal-sized smaller claws. The joints on the claws are red, a noticeable feature that is the origin of the common name "redâjointed fiddler crab".
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 extremely abundant.
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. [ 1 ] [ 2 ] Taxonomy
This species is the sister species of the Atlantic sand fiddler crab, L. pugilator. [2] The ranges of the two species overlap in northwestern Florida, where they are known to hybridize. [3] Before 2016, the species was known as Uca panacea. In 2016, the subgenus Leptuca was promoted to the genus level. [2] [4] [5]