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Majoidea (spider crab)

Malacostraca - Decapoda

Synonymy list
YearName and author
1819Majoidea Samouelle
1862Maioidea Stimpson
1992Majoidea Feldmann and Keys p. 11
1999Majoidea Schweitzer and Feldmann p. 245
2002Majoidea Schweitzer and Feldmann p. 961
2003Majoidea Feldmann et al. p. 152
2005Majoidea Todd and Collins p. 73
2010Majoidea Schweitzer et al. p. 92
2019Majoidea Wolfe et al.
2022Maioidea Novack-Gottshall

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
Deuteropoda
Mandibulata
PancrustaceaZrzavý and Štys 1997
Hymenostraca(Rolfe 1969)
superclassMulticrustaceaRegier et al. 2010
classMalacostraca()
RankNameAuthor
subclassEumalacostracaGrobben 1892
CaridoidaHessler 1982
orderDecapoda
suborderPleocyemataBurkenroad 1963
Reptantia(Boas)
MeiuraSaint Laurent 1980
infraorderBrachyura()
Eubrachyurade Saint Laurent 1980
HeterotremataGuinot 1977
Life
superfamilyMajoideaSamouelle 1819
superfamilyMajoideaSamouelle 1819

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

Superfm. Majoidea Samouelle 1819 [spider crab]
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Fm. Epialtidae MacLeay 1838
+
G. †Bolcapisa Beschin et al. 2016
+
Bolcapisa giulianae Beschin et al. 2016
Subfm. Epialtinae MacLeay 1838
+
G. †Actinotocarcinus Jenkins 1974
+
G. †Bericirinia De Angeli and Garassino 2021
+
Bericirinia bretoni De Angeli and Garassino 2021
G. Epialtus Milne-Edwards 1834
+
Epialtus pacificus Rathbun 1945
Epialtus productus Randall 1839 [shield back kelp crab]
G. Griffinia Richer de Forges 1994
+
Griffinia lappacea Rathbun 1918
G. Huenia De Haan 1837
+
Huenia australis Griffin and Tranter 1986
Huenia bifurcata Streets 1870
Huenia halei Griffin and Tranter 1986
G. Menaethius Milne-Edwards 1834
+
Menaethius monoceros Latreille 1825
G. †Nanomaja Muller and Collins 1991
+
Nanomaja simplex Muller and Collins 1991
G. †Panticarcinus Collins and Saward 2006
+
Panticarcinus maylandiensis Collins and Saward 2006
G. †Periacanthus Bittner 1875
+
Periacanthus dallagoi Beschin et al. 2005
Periacanthus horridus Bittner 1875
Periacanthus ramosus Artal and Castillo 2005
Periacanthus tetracornis Ferratges et al. 2014
G. Perinia Dana 1852
+
Perinia tumida Dana 1852
G. Pugettia Dana 1851
+
Pugettia incisa De Haan 1839
Pugettia producta Randall 1839 [shield back kelp crab]
Pugettia richii Dana 1851
Pugettia tasmanensis Richer de Forges 1993
Pugettia yamafui Karasawa and Kitamura 2003
Subfm. Pisinae Dana 1851
+
G. Chorilia Dana 1851
+
Chorilia yui Hu 1984
G. †Eoparanaxia Ferratges et al. 2023
+
Eoparanaxia eocenica Ferratges et al. 2023
G. †Grolamaia Beschin et al. 2012
+
Grolamaia vicariottoi Beschin et al. 2012
G. Herbstia Milne-Edwards 1834
+
Herbstia exserta Collins and Morris 1976
Herbstia melitense Gatt and de Angeli 2010
G. Hyastenus White 1847
+
Hyastenus antiquus Beschin et al. 2018
Hyastenus corallinus De Angeli and Beschin 2008
Hyastenus diacanthus De Haan 1839
G. †Lessiniamathia Ceccon and De Angeli 2018
+
Lessiniamathia bolcense Ceccon and De Angeli 2018
G. Libinia Leach 1815
+
Libinia dubia Milne-Edwards 1834
Libinia emarginata Leach 1815
Libinia mbalavuensis Rathbun 1945
Libinia peruviensis Carriol et al. 1987
Libinia setosa Lockington 1877
G. Loxorynchus Stimpson 1857
+
Loxorhynchus crispatus Stimpson 1857
Loxorhynchus grandis Stimpson 1857
G. Pisa Leach 1816
+
Pisa armata Latreille 1803
Pisa oroszyi Bachmayer 1953
G. Pisoides Milne-Edwards and Lucas 1843
+
Pisoides bidentatus Milne-Edwards 1873
Pisoides ortmanni Balss 1924
G. Pitho Bell 1836
+
Pitho anisodon Von Martens 1872
Pitho sexdentata Rathbun 1926
Invalid names: Othonia Stimpson 1862 [synonym]
G. †Planobranchia Schweitzer and Feldmann 2010
+
Planobranchia egyptensis Feldmann et al. 2011
Planobranchia elongata Ferratges et al. 2023
Planobranchia laevis Lorenthey 1909
Planobranchia palmuelleri Artal et al. 2014
G. Rochinia Milne Edwards 1875
+
Rochinia boschii Casadio et al. 2005
G. Scyra Dana 1851
+
Scyra acutifrons Dana 1851
G. Tylocarcinus Miers 1879
+
Tylocarcinus styx Herbst 1803
Invalid names: Pliosomatinae Stevcic 2005 [empty], Tychinae Dana 1851 [empty]
Fm. Hymenosomatidae MacLeay 1838
+
G. Halicarcinus White
+
Halicarcinus popeius Gašparič et al. 2024
G. Lucascinus Poore et al. 2016
+
Lucascinus trifailensis Gašparič et al. 2024
G. Rhynchoplax Stimpson 1858
+
Fm. Hymenosomidae Ortmann 1893
+
G. Trigonoplax Ortmann 1893
+
Fm. Inachidae MacLeay 1838
+
G. Achaeus Leach 1817
+
Achaeus brevirostris Haswell 1879
Achaeus curvirostris Milne-Edwards 1873
Achaeus japonicus de Hann 1850
Achaeus lacertosus Stimpson 1858
Achaeus magnus Müller 1978
Achaeus nomurai Takeda and Fujiyama 1984
Achaeus parvulus De Angeli and Caporiondo 2010
Achaeus podocheloides Griffin 1970
Achaeus pugnax de Man 1928
Subfm. Inachinae MacLeay 1838
+
G. Achaeopsis Stimpson 1857
+
G. Camposcia Latreille 1829
+
Camposcia retusa Latreille 1829
G. Cyrtomaia Miers 1886
+
Cyrtomaia maccullochi Rathbun 1918
Cyrtomaia murrayi Miers 1886
Cyrtomaia suhmi Miers 1886
G. Dorhynchus Thomson 1873
+
G. Dumea Loh and Ng 1999
+
Dumea latipes Haswell 1880
G. Ephippias Rathbun 1918
+
Ephippias endeavouri Rathbun 1918
G. Inachoides Milne-Edwards and Lucas 1842
+
Inachoides inornatus Milne-Edwards 1873
G. Litosus Loh and Ng 1999
+
G. Macropodia Leach 1814
+
Macropodia trigonus Richer de Forges 1993
G. Oncinopus De Haan 1839
+
Oncinopus aranea De Haan 1839
Oncinopus neptunus Adams and White 1848
G. Vitjazmaia Zarenkov 1994
+
Vitjazmaia latidactyla Zarenkov 1994
G. Inachus Weber 1795
+
Inachus dorsettensis Pennant 1777
Inachus eocenicus Beschin et al. 2018
Inachus lethaeus Smirnov 1929
Inachus phalangium Fabricius 1775 [Leach's spider crab]
Inachus tuberculatus Lockington 1877
Subfm. Leptopodiinae Bell 1844
+
G. Stenorhinchus Cuvier 1826
+
Stenorhynchus longirostris Milne-Edwards 1834
G. Stenorhynchus Lamarck 1818
+
Stenorhynchus lethaeus Smirnov 1929
Invalid names: Inachoidinae Dana 1851 [empty]
Fm. Inachoididae Dana 1851
+
G. Collodes Stimpson 1862
+
Collodes cumarebensis Schweitzer et al. 2021
G. †Eoinachoides Van Straelen 1933
+
Eoinachoides bretoni Garassino et al. 2021
Eoinachoides latispinosus Carriol et al. 1987
Eoinachoides senni Van Straelen 1933
G. Euprognatha Stimpson 1871
+
Euprognatha ricei Blow 2003
G. Leurocyclus Rathbun 1897
+
Leurocyclus primigenius Aguirre-Urreta 1990
G. †Paradasygyius Garth 1958
+
Paradasygyius rodriguezi Lima et al. 2022
G. Pyromaia Stimpson 1871
+
Pyromaia inflata Collins and Morris 1978
Pyromaia tuberculata Lockington 1877
G. †Vicetiulita De Angeli and Ceccon 2015
+
Vicetiulita granulata De Angeli and Ceccon 2015
G. †Willinachoides Lima et al. 2022
+
Willinachoides santanai Lima et al. 2022
Fm. Macrocheiridae Dana 1851
+
G. Macrocheira De Haan 1839
+
Macrocheira columbiaensis Nyborg et al. 2016
Macrocheira ginzanensis Imaizumi 1965
Macrocheira jayi Nyborg et al. 2016
Macrocheira kaempferi Temminck 1836
Macrocheira longirostra Schweitzer and Feldmann 1999
Macrocheira sullivani Nyborg et al. 2016
Macrocheira teglandi Rathbun 1926
Macrocheira yabei Imaizumi 1957
Fm. Majidae Samouelle 1819 [spider crab]
+
G. †Disspinamithrax Feldmann et al. 2023
+
Disspinamithrax santacruzensis Feldmann et al. 2023
Subfm. Majinae Samouelle 1819
+
G. Anacinetops Miers 1879
+
G. †Chondromaia Feldmann et al. 2013
+
Chondromaia antiqua Feldmann et al. 2013
G. Choniognathus Rathbun 1932
+
G. Jacquinotia Rathbun 1915
+
Jacquinotia edwardsi Jacquinot 1853
G. Leptomithrax Miers 1876
+
Leptomithrax atavus Glaessner 1960
Leptomithrax depressus Richer de Forges 1993
Leptomithrax elegans Jenkins 1985
Leptomithrax elongatus McLay 1995
Leptomithrax gaimardii Milne-Edwards 1834
Leptomithrax garthi McLay et al. 1995
Leptomithrax globifer Rathbun 1918
Leptomithrax griffini Feldmann and Maxwell 1990
Leptomithrax irirangi Glaessner 1960
Leptomithrax martensis Jenkins 1985
Leptomithrax sternocostulatus Milne-Edwards 1851
Leptomithrax tuberculatus Whitelegge 1900
Leptomithrax uruti Glaessner 1960
G. Maja Lamarck 1801
+
Maia oroszyi Bachmayer 1953
Maja aquinado Herbst 1788
Maja arambourgi Van Straelen 1936
Maja austriaca Bachmayer 1953
Maja biaensis Lorenthey 1929
Maja crispata Risso 1826
Maja dominoleuae Hu and Tao 1985
Maja hungarica Lorenthey 1929
Maja laddi Rathbun 1934
Maja miocaenica Lorenthey 1907
Maja morii Kato 1996
Maja orbigniana Millet 1854
Maja oroszyi Bachmayer 1953
Maja robinsoni Jenkins 1985
Maja squinado Herbst 1788
Maja tomidai Kato 2002
G. Microhalimus Haswell 1880
+
G. Naxia Latreille 1825
+
Naxia aries Guerin-Meneville 1834
Naxia aurita Latreille 1825
Naxia spinosa Hess 1865
Naxia tumida Dana 1852
G. Notomithrax Griffin 1963
+
Notomithrax allani Feldmann and Maxwell 1990
Notomithrax angustifrons Jenkins 1985
Notomithrax minor Filhol 1885
Notomithrax ursus Herbst 1788
G. Paramithrax Milne-Edwards 1834
+
Paramithrax barbicornis Latreille 1825
G. Pippacirama Griffin and Tranter 1986
+
Pippacirama tuberculosa Milne-Edwards 1834
G. Prismatopus Ward 1933
+
G. Pseudomicippe Heller 1860
+
Pseudomicippe maccullochi Griffin and Tranter 1986
G. Schizophroida Sakai 1933
+
Schizophroida tertiaria Jenkins 1985
G. Schizophrys White 1847
+
Schizophrys aspera Milne-Edwards 1834
Schizophrys dama Herbst 1804
Schizophrys rufescens Griffin and Tranter 1986
Schizophrys visegradensis Müller 1984
G. †Spinirostrimaia Beschin et al. 2012
+
Spinirostrimaia echinata Ferratges et al. 2023
G. Teratomaia Griffin and Tranter 1986
+
G. †Tumidomaia Feldmann et al. 2011
+
Tumidomaia mokattamensis Feldmann et al. 2011
Tumidomaia priabonensis Oppenheim 1901
G. Tumulosternum McCulloch 1913
+
Tumulosternum wardi Griffin and Tranter 1986
G. †Wilsonimaia Blow and Manning 1996
+
Wilsonimaia ethelae Blow and Manning 1996
Wilsonimaia schneiderorum Blow and Manning 1996
Subfm. †Micromaiinae Beurlen 1930
+
G. †Cromimaia Beschin et al. 2012
+
Cromimaia elegans Beschin 1985
Cromimaia meneguzzoi Beschin 1985
G. †Micromaia Bittner 1875
+
Micromaia gulderritteri Bachmayer 1950
Micromaia punctulata Lorenthey 1929
Micromaia spinosa Noetling 1885
Micromaia tuberculata Bittner 1875
G. †Mithracia Bell 1858
+
Mithracia hollandi Forster and Mundlos 1982
Mithracia libinioides Bell 1858
Mithracia lovatoi Beschin et al. 2016
Mithracia margaritifera Beschin et al. 1994
Mithracia oppionii Larghi 2002
Mithracia soavensis Beschin et al. 2010
G. †Ommaciria Beschin et al. 2012
+
Ommaciria mainensis Beschin 1985
G. †Pisomaja Lorenthey 1929
+
Pisomaja tuberculata Lorenthey 1929
G. Platymaia Miers 1886
Invalid names: Actinotocarcininae Jenkins 1974 [empty], Eurynolambrinae Stevcic 2005 [empty], Majiinae Samouelle 1819 [empty]
Fm. Mithracidae MacLeay 1838
+
G. Ala Lockington 1877
+
Ala cornuta Stimpson 1862
Invalid names: Anaptychus Stimpson 1860 [synonym]
G. †Damithrax Windsor and Felder 2014
+
Damithrax pleuracanthus Stimpson 1871
Damithrax unguis Portell and Collins 2004
G. Maguimithrax Klompmaker 2015
+
G. Micippa Leach 1817
+
Micippa annamariae Gatt and de Angeli 2010
Micippa antiqua Beschin et al. 2001
Micippa hungarica Lorenthey 1929
Micippa thalia Herbst 1803
G. Mithraculus White 1847
+
Mithraculus forceps Milne-Edwards 1875 [red-ridged clinging crab]
G. Mithrax Latreille 1817
+
Mithrax arawakum Klompmaker 2015
Mithrax hemphilli Rathbun 1892
Mithrax hispidus Herbst 1790
+
Invalid names: Mithrax (Mithrax) caribbaeus Rathbun 1920 [synonym]
Mithrax pilosus Rathbun 1892
+
Invalid names: Cancer aculeatus Herbst 1790 [replaced]
Mithrax verrucosus Milne-Edwards 1832
Invalid names: Mithrax (Mithrax) Latreille 1817 [invalid subgroup]
G. Nemausa Milne-Edwards 1875
+
Nemausa acuticornis Stimpson 1870 [sharphorn clinging crab]
Nemausa acuticornisdup Stimpson 1870
Nemausa donovani Portell and Collins 2004
Nemausa windsorae Klompmaker 2015
G. Stenocionops Desmarest 1823
+
Stenocionops dyeri Blow 2003
Stenocionops primus Rathbun 1935
Stenocionops suwanneeana Rathbun 1935
G. Teleophrys Stimpson 1860
+
Teleophrys acornis Portell and Collins 2004
Teleophrys ruber Stimpson 1871 [red coral crab]
G. Thoe Bell 1836
+
Thoe asperoides Todd and Collins 2005
Thoe erosa Bell 1835
Thoe vanuaensis Rathbun 1945
G. Tiarinia Dana 1852
Fm. Oregoniidae Garth 1958
+
G. Hyas Leach 1814
+
Hyas araneus Linnaeus 1758 [great spider crab]
Hyas meridionalis Glaessner 1928
Hyas oranensis Van Straelen 1936
Hyas tani Hu 1984
Hyas tsuchidai Imaizumi 1952
G. Oregonia Dana 1851
+
Oregonia spinifera Schweitzer et al. 2002
Fm. †Priscinachidae Breton 2009
+
G. †Cretamaja Klompmaker 2013
+
Cretamaja klompmakeri González-León and Moreno-Bedmar 2019
G. †Priscinachus Breton 2009
+
Priscinachus elongatus Breton 2009
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: chitinc
Locomotion: actively mobilec
Life habit: epifaunalo
Diet: carnivoreo
Vision: well-developedc
Created: 2008-01-28 11:51:24
Modified: 2022-05-13 13:34:01
Source: o = order, c = class
References: Turnsek 1997, Aberhan 1992

Age range

Maximum range based only on fossils: base of the Late/Upper Barremian to the top of the Holocene or 130.00000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 125.45 Ma

Collections (179 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Late/Upper Barremian130.0 - 125.45Mexico (Puebla) Cretamaja klompmakeri (227078)
Campanian83.6 - 72.1USA (Arkansas) Stenocionops primus (142740)
Campanian83.6 - 72.1USA (Delaware) Majoidea indet. (125956)
Late/Upper Campanian83.5 - 70.6USA (New Jersey) Chondromaia antiqua (221293)
Maastrichtian72.1 - 66.0Mexico (San Luis) Majidae sp. (133559)
Maastrichtian72.1 - 66.0Mexico (San Luis Potosi) Majidae indet. (228598)
Paleogene66.0 - 23.03Hungary (Budapest) Nanomaja simplex, Micromaia batalleri (138811)
Paleogene66.0 - 23.03Mexico (Baja California) Oregonia spinifera (133565)
Ypresian56.0 - 47.8United Kingdom Mithracia libinioides (127555)
Ypresian56.0 - 47.8United Kingdom (England) Panticarcinus maylandiensis (226512 226516)
Ypresian56.0 - 47.8Pakistan Pyromaia inflata (7731)
Ypresian56.0 - 47.8Spain Periacanthus tetracornis (226514 226517)
Ypresian56.0 - 47.8Italy Bolcapisa giulianae, Lessiniamathia bolcense (207470) Vicetiulita granulata (145127)
Eocene56.0 - 33.9USA (Florida) Stenocionops suwanneeana (143350)
Lutetian47.8 - 41.3Italy (Monte Bolca, Verona) Periacanthus dalloni (127283)
Lutetian47.8 - 41.3Italy Micromaia margaritata, Micromaia tuberculata (226615) Micromaia tuberculata (226614) Mithracia lovatoi (207556) Mithracia sp. (135453) Periacanthus dallagoi, Micromaia mainensis, Micromaia margaritata, Micromaia tuberculata, Cromimaia meneguzzoi, Grolamaia vicariottoi (207553) Periacanthus horridus, Mithracia margaritifera (226616) Periacanthus horridus, Mithracia oppionii (146999)
Lutetian47.8 - 41.3United Kingdom (England) Micromaia tuberculata (41948)
Lutetian47.8 - 41.3Hungary Periacanthus horridus, Micromaia tuberculata (207773)
Lutetian47.8 - 41.3Spain Planobranchia palmuelleri (226415 226421 226453 234050)
Lutetian47.8 - 41.3Italy (Vicenza) Micromaia elegans (145128) Mithracia margaritifera (184968)