Taxon tree

Infraorder Anomura
Infraorder Brachyura
- Section Eubrachyura
  - Subsection Heterotremata
    - Superfamily Aethroidea
    - Superfamily Bythograeoidea
    - Superfamily Calappoidea
    - Superfamily Cancroidea
    - Superfamily Carpilioidea
    - Superfamily Cheiragonoidea
    - Superfamily Corystoidea
    - Superfamily Dairoidea
    - Superfamily Dorippoidea
    - Superfamily Eriphioidea
    - Superfamily Gecarcinucoidea
    - Superfamily Goneplacoidea
    - Superfamily Hexapodoidea
    - Superfamily Hymenosomatoidea
    - Superfamily Leucosioidea
      - Family Iphiculidae
      - Family Leucosiidae
        
        Genus Acanthilia
        
        Genus Afrophila
        
        Genus Alox
        
        Genus Ancylodactyla
        
        Genus Arcania
        
        Genus Atlantolocia
        
        Genus Atlantophila
        
        Genus Atlantotlos
        
        Genus Bellidilia
        
        Genus Callidactylus
        
        Genus Cateios
        
        Genus Coleusia
        
        Genus Coralliocryptus
        
        Genus Cryptocnemus
        
        Genus Dolos
        
        Genus Ebalia
        
        Genus Ebaliopsis
        
        Genus Euclosiana
        
        Genus Favus
        
        Genus Galilia
        
        Genus Heterolithadia
        
        Genus Heteronucia
        
        Genus Hiplyra
        
        Genus Ihleus
        
        Genus Ilia
        
        Genus Iliacantha
        
        Genus Ixa
        
        Genus Kabutos
        
        Genus Leucisca
        
        Genus Leucosia
        
        Genus Leucosilia
        
        Genus Lissomorpha
        
        Genus Lithadia
        
        Genus Lyphira
        
        Genus Merocryptoides
        
        Genus Merocryptus
        
        Genus Myra
        
        Genus Myrine
        
        Genus Myropsis
        
        Genus Neparilia
        
        Genus Nobiliella
        
        Genus Nucia
        
        Genus Nuciops
        
        Genus Nursia
        
        Genus Nursilia
        
        Genus Onychomorpha
        
        Species Onychomorpha lamelligera
        
        Genus Oreophorus
        
        Genus Oreotlos
        
        Genus Orientotlos
        
        Genus Paranursia
        
        Genus Parilia
        
        Genus Persephona
        
        Genus Philyra
        
        Genus Praebebalia
        
        Genus Praosia
        
        Genus Pseudomyra
        
        Genus Pseudophilyra
        
        Genus Pyrhila
        
        Genus Randallia
        
        Genus Raylilia
        
        Genus Ryphila
        
        Genus Seulocia
        
        Genus Soceulia
        
        Genus Speloeophoroides
        
        Genus Speloeophorus
        
        Genus Tanaoa
        
        Genus Tlos
        
        Genus Tokoyo
        
        Genus Toru
        
        Genus Uhlias
        
        Genus Urashima
        
        Genus Urnalana
    - Superfamily Majoidea
    - Superfamily Orithyioidea
    - Superfamily Palicoidea
    - Superfamily Parthenopoidea
    - Superfamily Pilumnoidea
    - Superfamily Portunoidea
    - Superfamily Potamoidea
    - Superfamily Pseudothelphusoidea
    - Superfamily Pseudozioidea
    - Superfamily Retroplumoidea
    - Superfamily Trapezioidea
    - Superfamily Trichodactyloidea
    - Superfamily Trichopeltarioidea
    - Superfamily Xanthoidea
  - Subsection Thoracotremata
- Section Podotremata

Onychomorpha

Genus, Stimpson, 1858