Flattened crab

Weight

Not recorded

Length

Not recorded

Lifespan

Not recorded

Main food

Not recorded

Habitat

Not recorded

Young per litter or clutch

Not recorded

Conservation status

Not recorded

Countries on record

Not recorded

Not recorded

No conservation assessment is recorded for this species in our sources. That is not the same as being safe: it has not been matched to an assessment.

1. kingdomAnimalia
2. phylumArthropoda
3. classMalacostraca
4. orderDecapoda
5. familyHymenosomatidae
6. genusHalicarcinus
7. SpeciesHalicarcinus planatus (Fabricius, 1775)

Synonyms Cancer orbiculus, Cancer planatus, Elamena mexicana, Elamene mexicana, Halicarcinus leachi, Halicarcinus pubescens, Hymenosoma leachii, Hymenosoma tridentata, Liriopea lucasii

Catalogue of Life

CompareFlattened crab vs Cook's pillbox crabFlattened crab vs Three-pronged spider crabFlattened crab vs Pill box crabFlattened crab vs Variable pillbox crab

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@misc{halicarcinus_planatus_2026,
  title = {Flattened crab (Halicarcinus planatus)},
  author = {{CreatureData}},
  year = {2026},
  url = {https://creaturedata.com/animals/halicarcinus-planatus},
  note = {Data as of 2026-11-14}
}