Gecarcinidae
Gecarcinus lateralis Guérin, 1832
Gecarcinus lateralis Guérin, 1832
Gecarcinus lateralis, the blackback land crab, is a largely herbivorous land crab found along the Atlantic coast from Texas to Venezuela.
Gecarcinus ruricola (Linnaeus, 1758)
Gecarcinus ruricola (Linnaeus, 1758)
Gecarcinus ruricola is a terrestrial Caribbean crab with four color morphs, water-conserving adaptations, and mass larval returns.
Gecarcinus quadratus de Saussure, 1853
Gecarcinus quadratus de Saussure, 1853
Gecarcinus quadratus is a nocturnal largely herbivorous land crab found in moist coastal American habitats.
Cardisoma guanhumi Latreille, 1828
Cardisoma guanhumi Latreille, 1828
Cardisoma guanhumi is a large, slow-growing land crab found in tropical and subtropical Atlantic and Caribbean coastal areas.
Cardisoma carnifex (Herbst, 1796)
Cardisoma carnifex (Herbst, 1796)
Cardisoma carnifex is an omnivorous opportunistic terrestrial crab found across Indo-Pacific coastal regions.
Cardisoma crassum Smith, 1870
Cardisoma crassum Smith, 1870
Cardisoma crassum is a small colorful land crab that digs deep complex burrows in eastern Pacific mangroves.
Cardisoma armatum (Herklots, 1851)
Cardisoma armatum (Herklots, 1851)
Cardisoma armatum is a West African land crab that changes color as it ages and cannot stay submerged long.
Gecarcoidea natalis (Pocock, 1889)
Gecarcoidea natalis (Pocock, 1889)
Christmas Island red crab Gecarcoidea natalis is a large terrestrial crab species with a documented 12-year lifespan and annual breeding migration.
Gecarcoidea lalandii H.Milne Edwards, 1837
Gecarcoidea lalandii H.Milne Edwards, 1837
Gecarcoidea lalandii is a widespread large nocturnal terrestrial crab found in the Indo-Pacific.
Johngarthia oceanica Perger, 2019
Johngarthia oceanica Perger, 2019
Johngarthia oceanica, the Clipperton crab, is a bright orange omnivorous land crab native to two eastern Pacific islands off Mexico.
Johngarthia planata (Stimpson, 1860)
Johngarthia planata (Stimpson, 1860)
Johngarthia planata is a bright orange omnivorous land crab found along the tropical and subtropical American Pacific coast.
Tuerkayana hirtipes (Dana, 1851)
Tuerkayana hirtipes (Dana, 1851)
Tuerkayana hirtipes is a crab with a distinct inflated smooth carapace, distributed widely across the western Pacific Ocean.
Tuerkayana celeste (Ng & Davie, 2012)
Tuerkayana celeste (Ng & Davie, 2012)
Tuerkayana celeste, the Christmas Island blue crab, is a gecarcinid crab endemic to Christmas Island, recognized as distinct in 2012 and protected since 1980.
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