Decanet taxon details
Pseudothelphusa de Saussure, 1857
439819 (urn:lsid:marinespecies.org:taxname:439819)
accepted
Genus
Pseudothelphusa americana de Saussure, 1857 (type by monotypy)
Pseudo-thelphusa de Saussure, 1857 · unaccepted > misspelling - incorrect original spelling
Pseudothelphusa (Manningiana) Pretzmann, 1972 · unaccepted > junior subjective synonym
Pseudothelphusa (Pseudothelphusa) de Saussure, 1857 · unaccepted (status change)
- Species Pseudothelphusa acahuizotla Ojeda-Escoto, Villalobos & Alvarez, 2017
- Species Pseudothelphusa americana de Saussure, 1857
- Species Pseudothelphusa belliana Rathbun, 1898
- Species Pseudothelphusa chilapaensis Madrigal, Villalobos-Hiriart & Álvarez, 2025
- Species Pseudothelphusa dilatata Rathbun, 1898
- Species Pseudothelphusa doenitzi Bott, 1968
- Species Pseudothelphusa dugesi Rathbun, 1893
- Species Pseudothelphusa galloi Álvarez & Villalobos, 1990
- Species Pseudothelphusa granatensis Rodríguez & Smalley, 1972
- Species Pseudothelphusa guerreroensis Rathbun, 1933
- Species Pseudothelphusa hermosorum Madrigal, Villalobos-Hiriart & Álvarez, 2025
- Species Pseudothelphusa hoffmannae Álvarez & Villalobos, 1996
- Species Pseudothelphusa ixtapan Ojeda-Escoto, Villalobos & Alvarez, 2017
- Species Pseudothelphusa jouyi Rathbun, 1893
- Species Pseudothelphusa leiophrys Rodríguez & Smalley, 1972
- Species Pseudothelphusa lophophallus Rodríguez & Smalley, 1972
- Species Pseudothelphusa mexicana Álvarez-Noguera, 1987
- Species Pseudothelphusa morelosis Pretzmann, 1968
- Species Pseudothelphusa nayaritae Álvarez & Villalobos, 1994
- Species Pseudothelphusa nelsoni Rathbun, 1905
- Species Pseudothelphusa parabelliana Álvarez, 1989
- Species Pseudothelphusa peyotensis Rodríguez & Smalley, 1972
- Species Pseudothelphusa purhepecha Ojeda-Escoto, Villalobos & Alvarez, 2017
- Species Pseudothelphusa queretana Madrigal, Villalobos-Hiriart & Álvarez, 2025
- Species Pseudothelphusa rechingeri Pretzmann, 1965
- Species Pseudothelphusa seiferti Hobbs, 1980
- Species Pseudothelphusa sonorensis Miles, 1967
- Species Pseudothelphusa sulcifrons Rathbun, 1898
- Species Pseudothelphusa terrestris Rathbun, 1893
- Subgenus Pseudothelphusa (Achlidon) Smalley, 1964 accepted as Achlidon Smalley, 1964 (status change)
- Subgenus Pseudothelphusa (Allacanthos) Smalley, 1964 accepted as Allacanthos Smalley, 1964 (status change)
- Subgenus Pseudothelphusa (Anaphyrmos) Smalley, 1965 accepted as Raddaus Pretzmann, 1965 (unaccepted > junior subjective synonym)
- Species Pseudothelphusa (Anaphyrmos) orestria Smalley, 1965 accepted as Raddaus orestrius (Smalley, 1965) (unaccepted > superseded combination)
- Subgenus Pseudothelphusa (Camptophallus) Smalley, 1965 accepted as Camptophallus Smalley, 1965 (status change)
- Species Pseudothelphusa (Camptophallus) botti Smalley, 1965 accepted as Camptophallus botti (Smalley, 1965) (unaccepted > superseded combination)
- Subgenus Pseudothelphusa (Chaceus) Pretzmann, 1965 accepted as Chaceus Pretzmann, 1965 (status change)
- Subgenus Pseudothelphusa (Guinotia) Pretzmann, 1965 accepted as Guinotia Pretzmann, 1965 (superseded status)
- Species Pseudothelphusa (Guinotia) dentata (Latreille, 1825) accepted as Guinotia dentata (Latreille, 1825) (unaccepted > superseded combination)
- Subgenus Pseudothelphusa (Manningiana) Pretzmann, 1972 accepted as Pseudothelphusa de Saussure, 1857 (unaccepted > junior subjective synonym)
- Species Pseudothelphusa (Manningiana) morelosis Pretzmann, 1968 accepted as Pseudothelphusa morelosis Pretzmann, 1968 (unaccepted > superseded combination)
- Subgenus Pseudothelphusa (Megathelphusa) Smalley, 1964 accepted as Potamocarcinus H. Milne Edwards, 1853 (unaccepted > junior subjective synonym)
- Subgenus Pseudothelphusa (Pseudothelphusa) de Saussure, 1857 accepted as Pseudothelphusa de Saussure, 1857 (status change)
- Species Pseudothelphusa (Pseudothelphusa) americana de Saussure, 1857 accepted as Pseudothelphusa americana de Saussure, 1857 (unaccepted > superseded combination)
- Species Pseudothelphusa (Pseudothelphusa) digueti Rathbun, 1905 accepted as Pseudothelphusa dilatata dilatata Rathbun, 1898 accepted as Pseudothelphusa dilatata Rathbun, 1898 (unaccepted > junior subjective synonym)
- Species Pseudothelphusa (Pseudothelphusa) dilatata Rathbun, 1898 accepted as Pseudothelphusa dilatata Rathbun, 1898 (unaccepted > superseded combination)
- Species Pseudothelphusa (Pseudothelphusa) granatensis Rodríguez & Smalley, 1972 accepted as Pseudothelphusa granatensis Rodríguez & Smalley, 1972 (unaccepted > superseded combination)
- Species Pseudothelphusa (Pseudothelphusa) lamellifrons (Rathbun, 1893) accepted as Tehuana lamellifrons (Rathbun, 1893) (unaccepted > superseded combination)
- Species Pseudothelphusa (Pseudothelphusa) lophophallus Rodríguez & Smalley, 1972 accepted as Pseudothelphusa lophophallus Rodríguez & Smalley, 1972 (unaccepted > superseded combination)
- Species Pseudothelphusa (Pseudothelphusa) peyotensis Rodríguez & Smalley, 1972 accepted as Pseudothelphusa peyotensis Rodríguez & Smalley, 1972 (unaccepted > superseded combination)
- Species Pseudothelphusa (Pseudothelphusa) rechingeri Pretzmann, 1965 accepted as Pseudothelphusa rechingeri Pretzmann, 1965 (unaccepted > superseded combination)
- Species Pseudothelphusa (Pseudothelphusa) seiferti Hobbs, 1980 accepted as Pseudothelphusa seiferti Hobbs, 1980 (unaccepted > superseded combination)
- Species Pseudothelphusa (Pseudothelphusa) sonorae Rodríguez & Smalley, 1972 accepted as Pseudothelphusa sonorensis Miles, 1967 (unaccepted > junior subjective synonym)
- Subgenus Pseudothelphusa (Ptychophallus) Smalley, 1964 accepted as Ptychophallus Smalley, 1964 (unaccepted > superseded rank)
- Species Pseudothelphusa (Ptychophallus) botti Smalley, 1965 accepted as Camptophallus botti (Smalley, 1965) (unaccepted > superseded combination)
- Species Pseudothelphusa (Ptychophallus) paraxantusi Bott, 1968 accepted as Ptychophallus paraxantusi (Bott, 1968) (unaccepted > superseded combination)
- Subgenus Pseudothelphusa (Tehuana) Rodríguez & Smalley in Smalley, 1970 accepted as Tehuana Rodríguez & Smalley in Smalley, 1970 (status change)
- Species Pseudothelphusa (Tehuana) cordobensis Rodríguez & Smalley, 1972 accepted as Tehuana complanata (Rathbun, 1905) (unaccepted > junior subjective synonym)
- Species Pseudothelphusa (Tehuana) lamellifrons (Rathbun, 1893) accepted as Tehuana lamellifrons (Rathbun, 1893) (unaccepted > superseded combination)
- Species Pseudothelphusa (Tehuana) veracruzana Rodríguez & Smalley in Smalley, 1970 accepted as Tehuana veracruzana (Rodríguez & Smalley in Smalley, 1970) (unaccepted > superseded combination)
- Subgenus Pseudothelphusa (Zilchia) Pretzmann, 1968 accepted as Zilchia Pretzmann, 1968 (superseded status)
- Species Pseudothelphusa (Zilchia) aspoeckorum Pretzmann, 1968 accepted as Zilchia aspoeckorum (Pretzmann, 1968) (unaccepted > superseded combination)
- Species Pseudothelphusa agassizii Rathbun, 1898 accepted as Fredius reflexifrons (Ortmann, 1897) (unaccepted > junior subjective synonym)
- Species Pseudothelphusa agrestis Rathbun, 1898 accepted as Achlidon agrestis (Rathbun, 1898) (unaccepted > superseded combination)
- Species Pseudothelphusa angulata Rathbun, 1915 accepted as Hypolobocera bouvieri angulata (Rathbun, 1915) (unaccepted > superseded combination)
- Species Pseudothelphusa angusta Rathbun, 1905 accepted as Fredius denticulatus (H. Milne Edwards, 1853) (unaccepted > junior subjective synonym)
- Species Pseudothelphusa ayutlaensis Álvarez & Villalobos, 1997 accepted as Pseudothelphusa galloi Álvarez & Villalobos, 1990 (unaccepted > junior subjective synonym)
- Species Pseudothelphusa Beccarii Coifmann, 1939 accepted as Fredius beccarii (Coifmann, 1939) (unaccepted > superseded combination)
- Species Pseudothelphusa bouvieri Rathbun, 1898 accepted as Hypolobocera bouvieri (Rathbun, 1898) (unaccepted > superseded combination)
- Species Pseudothelphusa buenaventurensis Rathbun, 1905 accepted as Hypolobocera buenaventurensis (Rathbun, 1905)
- Species Pseudothelphusa caputii Nobili, 1901 accepted as Hypolobocera caputii (Nobili, 1901) (unaccepted > superseded combination)
- Species Pseudothelphusa carsevennensis Rathbun, 1904 accepted as Fredius denticulatus (H. Milne Edwards, 1853) (unaccepted > nomen nudum)
- Species Pseudothelphusa castellinensis Szombathy, 1916 † accepted as Potamon castellinense (Szombathy, 1916) † (unaccepted > superseded combination)
- Species Pseudothelphusa chacei Crane, 1949 accepted as Culterthelphusa simoni (Rathbun, 1905) (unaccepted > superseded combination)
- Species Pseudothelphusa clausa Rathbun, 1915 accepted as Martiana clausa (Rathbun, 1915) (unaccepted > superseded combination)
- Species Pseudothelphusa cobanensis Rathbun, 1905 accepted as Raddaus bocourti (A. Milne-Edwards, 1866) (unaccepted > junior subjective synonym)
- Species Pseudothelphusa colombianus Rathbun, 1893 accepted as Ptychophallus colombianus (Rathbun, 1893) (unaccepted > superseded combination)
- Species Pseudothelphusa Colosii Coifmann, 1939 accepted as Fredius reflexifrons (Ortmann, 1897) (unaccepted > junior subjective synonym)
- Species Pseudothelphusa complanata Rathbun, 1905 accepted as Tehuana complanata (Rathbun, 1905) (unaccepted > superseded combination)
- Species Pseudothelphusa Conradi Nobili, 1897 accepted as Hypolobocera conradi (Nobili, 1897) (unaccepted > superseded combination)
- Species Pseudothelphusa contorta Rodríguez, 1966 accepted as Fredius beccarii (Coifmann, 1939) (unaccepted > junior subjective synonym)
- Species Pseudothelphusa convexa Rathbun, 1898 accepted as Ptychophallus montanus (Rathbun, 1898) (unaccepted > junior subjective synonym)
- Species Pseudothelphusa digueti Rathbun, 1905 accepted as Pseudothelphusa (Pseudothelphusa) digueti Rathbun, 1905 accepted as Pseudothelphusa dilatata dilatata Rathbun, 1898 accepted as Pseudothelphusa dilatata Rathbun, 1898 (unaccepted > junior subjective synonym)
- Species Pseudothelphusa dispar Zimmer, 1912 accepted as Phallangothelphusa dispar (Zimmer, 1912) (unaccepted > superseded combination)
- Species Pseudothelphusa dubia Colosi, 1920 accepted as Hypolobocera conradi (Nobili, 1897) (unaccepted > junior subjective synonym)
- Species Pseudothelphusa ecuadorensis Rathbun, 1897 accepted as Moritschus ecuadorensis (Rathbun, 1897) (unaccepted > superseded combination)
- Species Pseudothelphusa estevisi Rodríguez, 1966 accepted as Fredius estevisi (Rodríguez, 1966) (unaccepted > superseded combination)
- Species Pseudothelphusa exilipes Rathbun, 1898 accepted as Ptychophallus exilipes (Rathbun, 1898) (unaccepted > superseded combination)
- Species Pseudothelphusa fossor Rathbun, 1898 accepted as Neopseudothelphusa fossor (Rathbun, 1898) (unaccepted > superseded combination)
- Species Pseudothelphusa garmani Rathbun, 1898 accepted as Rodriguezus garmani (Rathbun, 1898) (unaccepted > superseded combination)
- Species Pseudothelphusa Geayi Nobili, 1904 accepted as Fredius denticulatus (H. Milne Edwards, 1853) (unaccepted > junior subjective synonym)
- Species Pseudothelphusa grallator Rathbun, 1905 accepted as Raddaus bocourti (A. Milne-Edwards, 1866) (unaccepted > junior subjective synonym)
- Species Pseudothelphusa Henrici Nobili, 1897 accepted as Moritschus henrici (Nobili, 1897) (unaccepted > superseded combination)
- Species Pseudothelphusa holthuisi Rodríguez, 1967 accepted as Orthothelphusa holthuisi (Rodríguez, 1967) (unaccepted > superseded combination)
- Species Pseudothelphusa iturbei Rathbun, 1919 accepted as Rodriguezus iturbei (Rathbun, 1919) (unaccepted > superseded combination)
- Species Pseudothelphusa lamellifrons Rathbun, 1893 accepted as Tehuana lamellifrons (Rathbun, 1893) (unaccepted > superseded combination)
- Species Pseudothelphusa lindigiana Rathbun, 1897 accepted as Neostrengeria lindigiana (Rathbun, 1897) (unaccepted > superseded combination)
- Species Pseudothelphusa magna Rathbun, 1896 accepted as Pseudothelphusa magnus Rathbun, 1896 accepted as Potamocarcinus magnus (Rathbun, 1896) (unaccepted > misspelling - incorrect subsequent spelling)
- Species Pseudothelphusa magnus Rathbun, 1896 accepted as Potamocarcinus magnus (Rathbun, 1896) (unaccepted > superseded combination)
- Species Pseudothelphusa martensis Rathbun, 1919 accepted as Chaceus pearsei (Rathbun, 1915) (unaccepted > junior subjective synonym)
- Species Pseudothelphusa masimbari Rathbun, 1912 accepted as Potamocarcinus richmondi (Rathbun, 1893) (unaccepted > junior subjective synonym)
- Species Pseudothelphusa maxillipes Rathbun, 1898 accepted as Odontothelphusa maxillipes (Rathbun, 1898) (unaccepted > superseded combination)
- Species Pseudothelphusa montana Rathbun, 1898 accepted as Ptychophallus (Ptychophallus) montanus (Rathbun, 1898) accepted as Ptychophallus montanus (Rathbun, 1898) (unaccepted > superseded combination)
- Species Pseudothelphusa monticola Zimmer, 1912 accepted as Hypolobocera bouvieri monticola (Zimmer, 1912) (unaccepted > superseded combination)
- Species Pseudothelphusa orinoccensis Rodríguez, 1966 accepted as Fredius chaffanjoni (Rathbun, 1905) (unaccepted > junior subjective synonym)
- Species Pseudothelphusa pearsei Rathbun, 1915 accepted as Chaceus pearsei (Rathbun, 1915) (unaccepted > superseded combination)
- Species Pseudothelphusa pecki (Smalley & Adkinson, 1984) accepted as Disparithelphusa pecki Smalley & Adkinson, 1984 (unaccepted > superseded combination)
- Species Pseudothelphusa peruviana Rathbun, 1898 accepted as Moritschus peruvianus (Rathbun, 1898) (unaccepted > superseded combination)
- Species Pseudothelphusa pittieri Rathbun, 1898 accepted as Allacanthos pittieri (Rathbun, 1898) (unaccepted > superseded combination)
- Species Pseudothelphusa puntarenas Hobbs, 1991 accepted as Achlidon puntarenas (Hobbs, 1991) (unaccepted > superseded combination)
- Species Pseudothelphusa racenisi Rodríguez, 1966 accepted as Microthelphusa racenisi (Rodríguez, 1966) (unaccepted > superseded combination)
- Species Pseudothelphusa richmondi Rathbun, 1893 accepted as Potamocarcinus richmondi (Rathbun, 1893) (unaccepted > superseded combination)
- Species Pseudothelphusa septemtrionalis Pretzmann, 1968 accepted as Pseudothelphusa sonorensis Miles, 1967 (unaccepted > junior subjective synonym)
- Species Pseudothelphusa similis Rathbun, 1905 accepted as Raddaus bocourti (A. Milne-Edwards, 1866) (unaccepted > junior subjective synonym)
- Species Pseudothelphusa simoni Rathbun, 1905 accepted as Culterthelphusa simoni (Rathbun, 1905) (unaccepted > superseded combination)
- Species Pseudothelphusa sonorae Rodríguez & Smalley, 1972 accepted as Pseudothelphusa sonorensis Miles, 1967 (unaccepted > junior subjective synonym)
- Species Pseudothelphusa tenuipes Pocock, 1889 accepted as Guinotia dentata (Latreille, 1825) (unaccepted > junior subjective synonym)
- Species Pseudothelphusa tristani Rathbun, 1896 accepted as Ptychophallus tristani (Rathbun, 1896) (unaccepted > superseded combination)
- Species Pseudothelphusa tuberculata Rathbun, 1897 accepted as Raddaus tuberculatus (Rathbun, 1897) (unaccepted > superseded combination)
- Species Pseudothelphusa tumimanus Rathbun, 1898 accepted as Ptychophallus tumimanus (Rathbun, 1898) (unaccepted > superseded combination)
- Species Pseudothelphusa venezuelensis Rathbun, 1905 accepted as Orthothelphusa venezuelensis (Rathbun, 1905) (unaccepted > superseded combination)
- Species Pseudothelphusa verticalis Rathbun, 1893 accepted as Spirothelphusa verticalis (Rathbun, 1893) (unaccepted > superseded combination)
- Species Pseudothelphusa wymani Rathbun, 1905 accepted as Microthelphusa wymani (Rathbun, 1905) (unaccepted > superseded combination)
- Species Pseudothelphusa zilchi Bott, 1956 accepted as Zilchia zilchi (Bott, 1956) (unaccepted > superseded combination)
- Species Pseudothelphusa zongolicae Álvarez, Villalobos & Moreno, 2012 accepted as Alvarezius zongolicae (Alvarez, Villalobos & Moreno, 2012) (unaccepted > superseded combination)
- Species Pseudothelphusa zurstrasseni Bott, 1956 accepted as Elsalvadoria zurstrasseni (Bott, 1956) (unaccepted > superseded combination)
- Species Pseudothelphusa affinis Rathbun, 1898 (uncertain > taxon inquirendum)
- Species Pseudothelphusa bisuturalis Rathbun, 1897 (uncertain > taxon inquirendum)
- Species Pseudothelphusa nobilii Rathbun, 1898 (uncertain > taxon inquirendum)
- Species Pseudothelphusa plana Smith, 1870 (uncertain > taxon inquirendum)
- Species Pseudothelphusa propinqua Rathbun, 1905 (uncertain > taxon inquirendum)
- Species Pseudothelphusa proxima Rathbun, 1905 (uncertain > taxon inquirendum)
- Species Pseudothelphusa ruthveni Rathbun, 1915 (uncertain > taxon inquirendum)
- Species Pseudothelphusa xantusi Rathbun, 1893 (uncertain > taxon inquirendum)
recent only
feminine
(of Pseudo-thelphusa de Saussure, 1857) de Saussure, H. (1857). Diagnoses de quelques Crustacés nouveaux des Antilles et du Mexique. <em>Revue et Magasin de Zoologie Pure et Appliquée.</em> série 2, 9: 304–308. [details] 
DecaNet eds. (2025). DecaNet. Pseudothelphusa de Saussure, 1857. Accessed at: https://www.decanet.info/aphia.php?p=taxdetails&id=439819 on 2025-09-11
Date
action
by
original description
(of Pseudothelphusa (Manningiana) Pretzmann, 1972) Pretzmann, G. (1972). Die Pseudothelphusidae (Crustacea Brachyura). <em>Zoologica, Originalabhandlungen aus dem Gesamtgebiet der Zoologie.</em> 42(120): 1-182. [details] Available for editors 
original description (of Pseudo-thelphusa de Saussure, 1857) de Saussure, H. (1857). Diagnoses de quelques Crustacés nouveaux des Antilles et du Mexique. <em>Revue et Magasin de Zoologie Pure et Appliquée.</em> série 2, 9: 304–308. [details]
original description (of Pseudo-thelphusa de Saussure, 1857) de Saussure, H. (1857). Diagnoses de quelques Crustacés nouveaux des Antilles et du Mexique. <em>Revue et Magasin de Zoologie Pure et Appliquée.</em> série 2, 9: 304–308. [details]