Pseudozioidea

{{Short description|Superfamily of crabs}}

{{Automatic taxobox

| image= Harryplax severus holotype.jpg

| image_caption=Harryplax severus

| fossil_range = {{fossil range|Eocene|Recent}}

| taxon = Pseudozioidea

| authority = Alcock, 1898 {{cite web |author=Peter Davie |title=Pseudozioidea |publisher=World Register of Marine Species |url=http://www.marinespecies.org/aphia.php?p=taxdetails&id=439093 |year=2010 |accessdate=January 31, 2017}}

| subdivision_ranks = Families

| subdivision =

• Christmaplacidae
• Pilumnoididae
• Planopilumnidae
• Pseudoziidae

}}

Pseudozioidea is a superfamily of crabs, formerly treated in the Eriphioidea, Carpilioidea, Xanthoidea, Pilumnoidea and Goneplacoidea.{{cite journal |journal=Raffles Bulletin of Zoology |year=2008 |volume=17 |pages=1–286 |title=Systema Brachyurorum: Part I. An annotated checklist of extant Brachyuran crabs of the world |author=Peter K. L. Ng |author2=Danièle Guinot |author3=Peter J. F. Davie |name-list-style=amp |url=http://rmbr.nus.edu.sg/rbz/biblio/s17/s17rbz.pdf |format=PDF}} A number of fossils from the Eocene onwards are known from the family Pseudoziidae.{{cite journal |journal=Journal of Paleontology |year=2003 |volume=77 |issue=6 |pages=1107–1128 |doi=10.1666/0022-3360(2003)077<1107:UOPCFC>2.0.CO;2 |title=Utility of proxy characters for classification of fossils: an example from the fossil Xanthoidea (Crustacea: Decapoda: Brachyura) |author=Carrie E. Schweitzer}} Eleven genera are recognised in three families:{{cite journal |journal = Raffles Bulletin of Zoology |year=2009 |volume = Suppl. 21 |pages=1–109 |title = A classification of living and fossil genera of decapod crustaceans |author1=Sammy De Grave |author2=N. Dean Pentcheff |author3=Shane T. Ahyong |url=http://rmbr.nus.edu.sg/rbz/biblio/s21/s21rbz1-109.pdf |format=PDF|display-authors=etal}}

• Christmaplacidae Naruse & Ng, 2014
• Christmaplax Naruse & Ng, 2014
• Harryplax Mendoza & Ng, 2017
• Pilumnoididae Guinot & Macpherson, 1987
• Pilumnoides Lucas, 1844
• Setozius Ng & Ahyong, 2013
• Planopilumnidae Serène, 1984
• Flindersoplax Davie, 1989
• Haemocinus Ng, 2003
• Planopilumnus Balss, 1933
• Platychelonion Crosnier & Guinot, 1969
• Rathbunaria Ward, 1933
• Pseudoziidae Alcock, 1898
• Archaeozius † Schweitzer, 2003
• Euryozius Miers, 1886
• Flindersoplax Davie, 1989
• Priabonocarcinus † Müller & Collins, 1991
• Pseudozius Dana, 1851
• Santeexanthus † Blow & Manning, 1996
• Tongapapaka † Feldmann, Schweitzer & McLaughlin, 2006