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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
    - Superfamily Orithyioidea
    - Superfamily Palicoidea
    - Superfamily Parthenopoidea
    - Superfamily Pilumnoidea
    - Superfamily Portunoidea
    - Superfamily Potamoidea
    - Superfamily Pseudothelphusoidea
      - Family Pseudothelphusidae
        
        Genus Achlidon
        
        Genus Allacanthos
        
        Genus Brasiliothelphusa
        
        Genus Camptophallus
        
        Genus Chaceus
        
        Genus Colombiathelphusa
        
        Genus Culterthelphusa
        
        Genus Ehecatusa
        
        Genus Eidocamptophallus
        
        Genus Elsalvadoria
        
        Genus Emberacarcinus
        
        Genus Epilobocera
        
        Genus Eudaniela
        
        Genus Fredius
        
        Species Fredius adpressus
        
        Species Fredius beccarii
        
        Species Fredius buritizatilis
        
        Species Fredius chaffanjoni
        
        Species Fredius convexa
        
        Species Fredius cuaoensis
        
        Species Fredius cuyunis
        
        Species Fredius denticulatus
        
        Species Fredius estevisi
        
        Species Fredius fittkaui
        
        Species Fredius granulatus
        
        Species Fredius platyacanthus
        
        Species Fredius reflexifrons
        
        Species Fredius stenolobus
        
        Species Fredius ykaa
        
        Genus Guinotia
        
        Genus Hypolobocera
        
        Genus Kingsleya
        
        Genus Kunziana
        
        Genus Lindacatalina
        
        Genus Lobithelphusa
        
        Genus Martiana
        
        Genus Melothelphusa
        
        Genus Michaelthelphusa
        
        Genus Microthelphusa
        
        Genus Moritschus
        
        Genus Neoepilobocera
        
        Genus Neopseudothelphusa
        
        Genus Neostrengeria
        
        Genus Odontothelphusa
        
        Genus Oedothelphusa
        
        Genus Orthothelphusa
        
        Genus Phallangothelphusa
        
        Genus Phrygiopilus
        
        Genus Potamocarcinus
        
        Genus Prionothelphusa
        
        Genus Pseudothelphusa
        
        Genus Ptychophallus
        
        Genus Raddaus
        
        Genus Rodriguezus
        
        Genus Smalleyus
        
        Genus Spirocarcinus
        
        Genus Spirothelphusa
        
        Genus Strengeriana
        
        Genus Sylvathelphusa
        
        Genus Tehuana
        
        Genus Typhlopseudothelphusa
        
        Genus Tzotzilthelphusa
        
        Genus Villalobosius
    - Superfamily Pseudozioidea
    - Superfamily Retroplumoidea
    - Superfamily Trapezioidea
    - Superfamily Trichodactyloidea
    - Superfamily Trichopeltarioidea
    - Superfamily Xanthoidea
  - Subsection Thoracotremata
- Section Podotremata

Fredius chaffanjoni

Author:	Rathbun, 1905
Family:	Pseudothelphusidae
Synonyms:	Potamocarcinus chaffanjoni Pseudothelphusa orinoccensis
WoRMS:	URL

Database contains: 11.231 species (1.101 with photo), 1.749 genera, 126 families

Last update: 10/26/2025 7:33 PM

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