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
    - Superfamily Majoidea
      - Family Epialtidae
      - Family Hymenosomatidae
        
        Genus Aletheiana
        
        Genus Amarinus
        
        Genus Apechocinus
        
        Genus Cancrocaeca
        
        Genus Crustaenia
        
        Genus Culexisoma
        
        Genus Elamena
        
        Genus Elamenopsis
        
        Genus Guaplax
        
        Genus Halicarcinides
        
        Genus Halicarcinus
        
        Genus Halimena
        
        Genus Hymenicoides
        
        Genus Hymenosoma
        
        Genus Limnopilos
        
        Genus Lucascinus
        
        Genus Micas
        
        Genus Nasutoplax
        
        Genus Neohymenicus
        
        Genus Neorhynchoplax
        
        Genus Odiomaris
        
        Genus Rhynchoplax
        
        Genus Samarplax
        
        Genus Stimpsoplax
        
        Genus Sulaplax
        
        Genus Teramnonotus
        
        Genus Trigonoplax
        
        Species Trigonoplax longirostris
        
        Species Trigonoplax spathulifera
        
        Species Trigonoplax unguiformis
      - Family Inachidae
      - Family Inachoididae
      - Family Majidae
      - Family Mithracidae
      - Family Oregoniidae
    - 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

Trigonoplax unguiformis

Author:	De Haan, 1839
Family:	Hymenosomatidae
Synonyms:	Inachus (Elamene) unguiformis
WoRMS:	URL