Leptuca terpsichores

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Leptuca terpsichores
Scientific classification edit
Kingdom: Animalia
Phylum: Arthropoda
Subphylum: Crustacea
Class: Malacostraca
Order: Decapoda
Infraorder: Brachyura
Family: Ocypodidae
Subfamily: Gelasiminae
Tribe:
Genus: Leptuca
Species:
L. terpsichores
Binomial name
Leptuca terpsichores
(Crane, 1941)
Synonyms

Uca terpsichores (basionym)

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.[1]

Taxonomy[]

Previously a member of the genus Uca, the species was transferred in 2016 to the genus Leptuca when Leptuca was promoted from subgenus to genus level.[2][3] At one time, the species was considered a subspecies of L. musica.[1]

Description[]

The adult carapace is approximately 7mm wide.[1] The carapace is grey in color and males may exhibit yellow dorsal markings.[1]

Similar species[]

Leptuca terpsichores is smaller than L. musica.[1] L. terpsichores has smaller tubercles on the outer manus and fewer tubercles along the anterior carapace.[1] The gape in the major cheliped is less serrate and the gape in the minor cheliped is slightly narrower.[1]

Habitat[]

The species can be found on bay shores with muddy sand substrate.[1]

References[]

  1. ^ a b c d e f g h Crane, Jocelyn (1975). Fiddler Crabs of the World: Ocypodidae: Genus Uca. Princeton University Press, New Jersey, USA.
  2. ^ Shih, Hsi-Te; Ng, Peter K. L.; Davie, Peter J. F.; Schubart, Christoph D.; et al. (2016). "Systematics of the family Ocypodidae Rafinesque, 1815 (Crustacea: Brachyura), based on phylogenetic relationships, with a reorganization of subfamily rankings and a review of the taxonomic status of Uca Leach, 1814, sensu lato and its subgenera". The Raffles Bulletin of Zoology. 64.
  3. ^ Rosenberg, Michael S. (2019). "A fresh look at the biodiversity lexicon for fiddler crabs (Decapoda: Brachyura: Ocypodidae). Part 1: Taxonomy". Journal of Crustacean Biology. 39 (6).
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