Atelecyclus
Atelecyclus rotundatus (Olivi, 1792) - Circular crab
Edible crabs
Brachyura (Infraorder) > Eubrachyura (Section) > Heterotremata (Subsection) > Cancroidea (Superfamily) > Cancridae (Family)
Cancer
Cancer pagurus Linnaeus, 1758 - Edible or Great crab
Mask crabs
Brachyura (Infraorder) > Eubrachyura (Section) > Heterotremata (Subsection) > Corystoidea (Superfamily) > Corystidae (Family)
Corystes
Corystes cassivelaunus (Pennant, 1777) - Mask crab
Angular crabs
Brachyura (Infraorder) > Eubrachyura (Section) > Heterotremata (Subsection) > Goneplacoidea (Superfamily) > Goneplacidae (Family)
Goneplax
Goneplax rhomboides (Linnaeus, 1758) - Angular crab
Spider crabs
Brachyura (Infraorder) > Eubrachyura (Section) > Heterotremata (Subsection) > Majoidea (Superfamily) > Epialtidae (Family) > Pisinae (Subfamily)
Pisa
Pisa armata (Latreille, 1803) - Gibbs' spider crab
Pisa tetraodon (Pennant, 1777) ?
- Four-horned spider crab
Brachyura (Infraorder) > Eubrachyura (Section) > Heterotremata (Subsection) > Majoidea (Superfamily) > Inachidae (Family) > Inachinae (Subfamily)
Achaeus
Achaeus cranchii Leach, 1817
- Cranch's spider crab
Inachus
Inachus phalangium (Fabricius, 1775)
- Leach's spider crab
Macropodia
Macropodia deflexa Forest, 1978 - A spider crab
Macropodia rostrata (Linnaeus, 1761)
- Long-legged spider crab
Macropodia tenuirostris (Leach, 1814)
- Slender spider crab
Brachyura (Infraorder) > Eubrachyura (Section) > Heterotremata (Subsection) > Majoidea (Superfamily) > Majidae (Family) > Majinae (Subfamily)
Eurynome
Eurynome aspera (Pennant, 1777) - Strawberry crab
Maja
Maja brachydactyla Balss, 1922
- Common or Prickly spider crab or Corwich crab
For Maja squinado see Maja brachydactyla above.
Hairy or Bristly crabs
Brachyura (Infraorder) > Eubrachyura (Section) > Heterotremata (Subsection) > Pilumnoidea (Superfamily) > Pilumnidae (Family)
Pilumnus
Pilumnus hirtellus (Linnaeus, 1761)
- Hairy or Bristly crab
Toothed crabs
Brachyura (Infraorder) > Eubrachyura (Section) > Heterotremata (Subsection) > Portunoidea (Superfamily) > Pirimelidae (Family)
Pirimela
Pirimela denticulata (Montagu, 1808)
- Toothed crab
Swimming crabs
Brachyura (Infraorder) > Eubrachyura (Section) > Heterotremata (Subsection) > Portunoidea (Superfamily) > Polybiidae (Family)
Bathynectes
Bathynectes longipes (Risso, 1816)
- Red swimming crab
Liocarcinus
Liocarcinus depurator (Linnaeus, 1758) - Harbour crab
Liocarcinus holsatus (Fabricius, 1798) - Flying crab
Liocarcinus navigator (Herbst, 1794)
- Arch-fronted swimming crab (syn. L. arcuatus)
Liocarcinus vernalis (Risso, 1816) - Grey swimming crab
Macropipus
Macropipus tuberculatus (P. Roux, 1830 [in P. Roux, 1828-1830]) - Knobby swimming crab or swimcrab
Necora
Necora puber (Linnaeus, 1767)
- Velvet swimming crab
Polybius
Polybius henslowii Leach, 1820
- Nipper swimming crab
Shore, Green or Carcinid crabs
Brachyura (Infraorder) > Eubrachyura (Section) > Heterotremata (Subsection) > Portunoidea (Superfamily) > Carcinidae (Family) > Carcininae (Subfamily)
Carcinus
Carcinus maenas (Linnaeus, 1758)
- Common shore crab, Shore crab or Green crab
Brachyura (Infraorder) > Eubrachyura (Section) > Heterotremata (Subsection) > Portunoidea (Superfamily) > Carcinidae (Family) > Platyonichinae (Subfamily)
Portumnus
Portumnus latipes (Pennant, 1777)
- Pennant's swimming crab
Xaiva
Xaiva biguttata (Risso, 1816) - A carcinid crab
Furrowed crabs
Brachyura (Infraorder) > Eubrachyura (Section) > Heterotremata (Subsection) > Xanthoidea (Superfamily) > Xanthidae (Family) > Xanthinae (Subfamily)
Xantho
Xantho hydrophilus (Herbst, 1790)
- Montagu's crab
Xantho pilipes A. Milne-Edwards, 1867
- Risso's crab
Pea and Columbus Crabs
Brachyura (Infraorder) > Eubrachyura (Section) > Thoracotremata (Subsection) > Grapsoidea (Superfamily) > Grapsidae (Family)
Planes
Planes minutus (Linnaeus, 1758)
- Columbus or Gulf-weed crab (non-native species)
Planes marinus Rathbun, 1914 ?
- Drifter crab (non-native species)
Brachyura (Infraorder) > Eubrachyura (Section) > Thoracotremata (Subsection) > Grapsoidea (Superfamily) > Varunidae (Family) > Varuninae (Subfamily)
Eriocheir
Eriocheir sinensis H. Milne Edwards, 1853
- Chinese Mitten Crab (invasive non-native species)
Hemigrapsus
Hemigrapsus sanguineus (De Haan, 1835)
- Asian shore crab (non-native species)
Hemigrapsus takanoi Asakura & Watanabe, 2005
- Brush-clawed crab (non-native species)
Brachyura (Infraorder) > Eubrachyura (Section) > Thoracotremata (Subsection) > Pinnotheroidea (Superfamily) > Pinnotheridae (Family) > Pinnotherinae (Subfamily)
Pinnotheres
Pinnotheres pisum (Linnaeus, 1767) - Pea crab
Other crabs
Brachyura (Infraorder) > Podotremata (Section) > Dromioidea (Superfamily) > Dromiidae (Family)
Dromia
Dromia sp. possibly Dromia personata (Linnaeus, 1758)
- Sponge crab
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