PBDB Taxon

Basic info	Taxonomic history	Classification	Included Taxa
Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Trachyleberidoidea

Ostracoda - Podocopida

Taxonomy

Trachyleberidoidea was named by Liebau (2005). Its type is Trachyleberididae.

It was assigned to Podocopida by Bergue and Govindan (2010); and to Nomocytherinina by Liebau (2005), de Mattos Manica and Coimbra (2016).

Subtaxa

Hemicytheridae, Thaerocytheridae

Synonymy list

Year	Name and author
2005	Trachyleberidoidea Liebau
2010	Trachyleberidoidea Bergue and Govindan
2016	Trachyleberidoidea de Mattos Manica and Coimbra p. 54

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Protostomia
—	Ecdysozoa	Aguinaldo et al. 1997
—	Panarthropoda
phylum	Arthropoda	Gravenhorst 1843
—	Deuteropoda
—	Mandibulata

Rank	Name	Author
—	Pancrustacea	Zrzavý and Štys 1997
—	Hymenostraca	(Rolfe 1969)
superclass	Oligostraca	Zrzavý et al. 1997
class	Ostracoda
subclass	Podocopa	Sars 1865
order	Podocopida	Sars 1866
superfamily	Trachyleberidoidea	Liebau 2005
superfamily	Trachyleberidoidea	Liebau 2005

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. †Trachyleberidoidea Liebau 2005

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Fm. †Hemicytheridae Puri 1953

G. †Absonocytheropteron

G. †Ambostracon Hazel 1962

†Ambostracon costatum Hazel 1962

G. Aurila

Aurila cicatricosa Reuss 1850

†Aurila soummamensis Cautella and Yassini 1974

Tr. †Aurilini Puri 1974

G. †Malzella Hazel 1983

†Malzella conradi Howe and Hadley 1935

†Malzella evexa Hazel 1983

Tr. Bradleyini Benson 1972

G. †Hornibrookella

†Hornibrookella arcana Lubimova and Guha 1960

Subfm. †Campylocytherinae Puri 1960

G. †Anticythereis

†Anticythereis euglypha Bosquet 1854

Tr. †Campylocytherini Puri 1960

G. Proteoconcha Howe 1961

†Proteoconcha jamesensis Hazel 1983

Tr. †Leguminocythereidini Howe 1961

G. Bensonocythere Hazel 1967

†Bensonocythere blackwelderi Hazel 1983

†Bensonocythere bradyi Hazel 1983

†Bensonocythere gouldensis Hazel 1983

†Bensonocythere ricespitensis Hazel 1983

†Bensonocythere rugosa Hazel 1983

G. †Triginglymus

G. Elofsonella

G. Hemicythere

†Hemicythere kniffeni Howe and Law 1936

†Hemicythere schmidtae Malkin 1953

G. †Hemicytheria

G. Hermanites Puri 1955

†Hermanites ascitus Hazel 1983

†Hermanites batequensis Carreño and Cronin 1993

†Hermanites huantraicoensis Bertels 1969

†Hermanites regulosa Carbonnel and Johnson 1989

G. Heterocythereis

G. Muellerina Bassiouni 1965

†Muellerina bassiounii Hazel 1983

†Muellerina blowi Hazel 1983

†Muellerina ohmerti Hazel 1983

†Muellerina wardi Hazel 1983

G. Mutilus

G. Neobuntonia Hartmann 1981

G. †Nephokirkos

Subfm. Orioninae Puri 1973

G. Occultocythereis

†Occultocythereis gioargaezi Carreño and Cronin 1993

Tr. †Orioninini Puri 1974

G. Caudites Coryell and Fields 1937

†Caudites paraasymmetricus Hazel 1983

G. Patagonacythere Hartmann 1962

†Patagonacythere parvitenuis Hornibrook 1953

†Patagonacythere waihaoensis Ayress 1995

Tr. †Pokornyellini Puri 1974

G. †Pokornyella Oertil 1956

†Pokornyella devians Bonaduce et al. 1986

†Pokornyella italica Ruggieri et al. 1977

G. †Procythereis

G. Quadracythere Hornibrook 1952

G. †Reussicythere van den Bold 1966

G. Robustaurila Yajima 1982

Subfm. †Thaerocytherinae Hazel 1967

G. Jugosocythereis

†Jugosocythereis bermejoensis Carreño and Cronin 1993

†Jugosocythereis monrealensis Carreño and Cronin 1993

G. Poseidonamicus Benson 1972

Poseidonamicus dinglei Boomer 1999

†Poseidonamicus major Benson 1972

Poseidonamicus minor Benson 1972

Poseidonamicus miocenicus Benson and Peypouquet 1983

†Poseidonamicus norrisi Yamaguchi et al. 2017

Poseidonamicus nudus Benson 1972

Poseidonamicus panopsus Whatley and Dingle 1989

Poseidonamicus pintoi Benson 1972

Poseidonamicus pseudorobustus Coles and Whatley 1989

Poseidonamicus riograndensis Benson and Peypouquet 1983

Poseidonamicus whatleyi Dingle 2003

G. †Tongacythere Hazel and Holden 1971

†Tongacythere kondoi Hazel and Holden 1971

Subfm. Urocythereidinae Hartmann and Puri 1974

G. Urocythereis

†Urocythereis californica Hazel 1962

Invalid names: Coquimbini Ohmert 1968 [empty], Echinocythereidinae Hazel 1967 [empty], Oertliellinae Liebau 1975 [empty]

Fm. Thaerocytheridae Hazel 1967

Subfm. †Bradleyinae Benson 1972

G. Bradleya Hornibrook 1952

†Bradleya argentinensis Bertels 1975

†Bradleya caeca Guernet 1985

†Bradleya crassicarinata Hazel and Paulson 1964

†Bradleya diagrenona Guernet 1985

Bradleya dictyon Brady 1880

Bradleya johnsoni Benson and Peypouquet 1983

†Bradleya patagonica Bertels 1975

Bradleya thomasi Steineck and Yozzo 1988

†Bradleya tongaensis Hazel and Holden 1971

G. Thaerocythere Hazel 1967

†Thaerocythere carolinensis Hazel 1983

Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

low Mg calcitec

Environment:

hypersaline, marine, brackish, freshwaterc

Locomotion:

actively mobilec

Life habit:

epifaunalo

Diet:

detritivoreo

Diet 2:

grazero

Vision:

limitedc

Created:

2010-02-05 02:00:00

Modified:

2010-02-23 23:16:56

Source: o = order, c = class

References: Kiessling 2004, Jell and Adrain 2002

Age range

Maximum range based only on fossils: base of the Early/Lower Albian to the top of the Holocene or 113.20000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 93.9 Ma

Collections (314 total)

Time interval	Ma	Country or state	Original ID and collection number
Oldest occurrences
Early/Lower Albian - Cenomanian	113.2 - 93.9	Argentina (Santa Cruz)	Hermanites sp. (234986)
Late/Upper Campanian	83.6 - 72.2	Saudi Arabia	Hermanites sp. (184843)
Late/Upper Maastrichtian	72.2 - 66.0	Netherlands	Anticythereis euglypha (32178 32179)
Maastrichtian	72.2 - 66.0	Netherlands	Anticythereis euglypha (165094)
Maastrichtian	72.2 - 66.0	South Atlantic	Aurila sp. (210200)
Maastrichtian	72.2 - 66.0	Argentina (Neuquen)	Bradleya patagonica (236318)
Late/Upper Maastrichtian - Danian	72.2 - 61.66	Argentina (Neuquén)	Occultocythereis sp. (232029)
Maastrichtian - Danian	72.2 - 61.66	Argentina (Rio Negro)	Bradleya argentinensis, Bradleya patagonica (236599 236601)
Danian	66.0 - 61.66	Argentina (Neuquén)	Hermanites huantraicoensis (232031)
Danian	66.0 - 61.66	Indian Ocean	Muellerina abyssicola (201904)
Paleocene	66.0 - 56.0	Trinidad and Tobago	Hermanites collei (94013 94014 94021) Hermanites collei, Hermanites grimsdalei (94012 94018)
Paleocene	66.0 - 56.0	USA (Missouri)	Hermanites gibsoni (232027) Hermanites gibsoni, Hermanites hadropleura (232028) Hermanites midwayensis (232025) Hermanites plusculmensis (232057)
Eocene	56.0 - 33.9	South Pacific	Bradleya spp., Poseidonamicus spp. (259994)
Eocene - Oligocene	56.0 - 23.04	South Pacific	Bradleya spp., Poseidonamicus spp. (259990 259991 259992 259993)
M. aragonensis/M. subbotinae CRZ	52.3 - 50.8	South Pacific	Bradleya spp. (255324)
Lutetian	48.07 - 41.03	Pakistan (Sindh)	Bradleya cornueleana (94123) Occultocythereis peristicia, Occultocythereis subspinellosa (94121) Quadracythere sp. 1, Hornibrookella arcana (94125)
Lutetian	48.07 - 41.03	India	Hermanites wadiai (145445)
Lutetian	48.07 - 41.03	Indian Ocean	Bradleya caeca (201917)
Middle Eocene	48.07 - 37.71	Hungary	Pokornyella inaequapunctata (171632 171633)
Middle Eocene	48.07 - 37.71	Mexico (Baja California Sur)	Occultocythereis gioargaezi, Hermanites batequensis, Jugosocythereis bermejoensis (201740) Pokornyella sp., Jugosocythereis monrealensis (201739)