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Coral Gall Crabs
Cryptochiridae
Cryptochiridae is a family of crabs known commonly as gall crabs or coral gall crabs. They live inside dwellings in corals and cause the formation of galls in the coral structure. The family is currently placed in its own superfamily, Cryptochiroidea.
Gall crabs are sexually dimorphic, with males being much smaller than females. Contrary to females, most males are free-living and "visit" females for mating.
21 branches of this family, most-observed first

Utinomiella
genusUtinomiella

Pseudocryptochirus
genusPseudocryptochirus

Hapalocarcinus
genusHapalocarcinus

Neotroglocarcinus
genusNeotroglocarcinus

Opecarcinus
genusOpecarcinus

Lithoscaptus
genusLithoscaptus

Dacryomaia
genusDacryomaia

Fizesereneia
genusFizesereneia
Troglocarcinus
genusTroglocarcinus
Zibrovia
genusZibrovia
Xynomaia
genusXynomaia
Sphenomaia
genusSphenomaia
Pseudohapalocarcinus
genusPseudohapalocarcinus
Pelycomaia
genusPelycomaia
Luciades
genusLuciades
Kroppcarcinus
genusKroppcarcinus
Hiroia
genusHiroia
Fungicola
genusFungicola
Detocarcinus
genusDetocarcinus
Cryptochirus
genusCryptochirus
Cecidocarcinus
genusCecidocarcinus
Where it lives
Recorded sightings
—
geo-referenced records in GBIF, from museums, herbaria and field observers.
Drag the globe to turn it. Dots are where records exist, not a range map; darker means more records.
In the stacks
Searching the stacks…
Every page naming Cryptochiridae in the Biodiversity Heritage Library →
This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 195348.