PBDB Taxon

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

Bythocypris

Ostracoda - Podocopida - Bythocyprididae

Taxonomy

Bythocypris was named by Brady (1880) [Sepkoski's age data: Tr Olen-u R Sepkoski's reference number: 674]. It is extant. It is the type genus of Bythocyprididae.

It was assigned to Bairdiinae by Marianos and Valentine (1958); to Bythocypridinae by Hazel and Holden (1971); to Bairdiidae by Bertels (1968), Bertels (1973) and Bertels (1975); to Podocopida by Sepkoski (2002); and to Bythocyprididae by Blaszyk (1987), Babinot and Colin (2011) and Forel (2017).

Species

B. bijieensis, B. cylindrica, B. faba, B. gibsonensis, B. jaguelensis, B. maanshanensis, B. mayeri, B. mcguirti, B. osagensis, B. parilis, B. proreniformis, B. subaequata, B. symmetrica, B. tomlinsoni, B. vainganaensis

Species lacking formal opinion data

B. adunca, B. cylindricus, B. gohrbandti, B. guppyi, B. haydenbranchensis, B. mississippiensis, B. parallela, B. phaseoella, B. regularis, B. rostrata, B. scapha, B. sclerochiliformis, B. transptyxis, B. tubercula, B. weselensis, B. windhami

Synonymy list

Year	Name and author
1880	Bythocypris Brady
1958	Bythocypris Marianos and Valentine p. 365
1968	Bythocypris Bertels
1971	Bythocypris Hazel and Holden p. 6
1973	Bythocypris Bertels
1975	Bythocypris Bertels p. 101
1987	Bythocypris Blaszyk p. 66
2002	Bythocypris Sepkoski
2011	Bythocypris Babinot and Colin p. 752
2017	Bythocypris Forel

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Protostomia
—	Ecdysozoa
—	Panarthropoda
phylum	Arthropoda	Latreille 1829
—	Deuteropoda
—	Mandibulata
—	Pancrustacea	Zrzavý and Štys 1997

Rank	Name	Author
—	Hymenostraca	(Rolfe 1969)
superclass	Oligostraca	Zrzavý et al. 1997
class	Ostracoda
subclass	Podocopa	Sars 1865
order	Podocopida	Sars 1866
suborder	Podocopina	Sars 1866
superfamily	Bairdioidea	(Sars 1888)
family	Bythocyprididae	Maddocks 1969
genus	Bythocypris	Brady 1880

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.

G. Bythocypris Brady 1880

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†Bythocypris bijieensis Zheng 1976

†Bythocypris cylindrica Hall 1871

†Bythocypris faba Knitter 1983

†Bythocypris gibsonensis Howe and Chambers 1935

†Bythocypris jaguelensis Bertels 1975

†Bythocypris maanshanensis Hou 1954

†Bythocypris mayeri Howe and Garrett 1934

†Bythocypris mcguirti Howe and Garrett 1934

†Bythocypris osagensis Kellett 1935

†Bythocypris parilis Ulrich 1901

†Bythocypris proreniformis Hazel and Holden 1971

†Bythocypris subaequata Ulrich 1901

†Bythocypris symmetrica Monostori 1996

†Bythocypris tomlinsoni Harlton 1929

†Bythocypris vainganaensis Hazel and Holden 1971

Diagnosis

No diagnoses are available

Measurements

part	N	mean	minimum	maximum	median	s.d.
carapace height	2	0.297	0.220	0.400	0.310	0.127
valve height	4	0.324	0.209	0.550	0.310	0.145

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: base of the Tremadoc to the top of the Late/Upper Pleistocene or 486.50000 to 0.01170 Ma

Collections (217 total)

Time interval	Ma	Country or state	Original ID and collection number
Oldest occurrences
Tremadoc	486.5 - 477.7	China (Hubei)	B. sp. (7729)
Early/Lower Llanvirn	468.0 - 461.1	China (Yunnan)	B. sp. (5427)
Costonian - Harnagian	458.4 - 457.2	China (Yunnan)	B. sp. (5424 5425)
Caradoc	458.4 - 449.5	China (ZheJiang)	B. sp. (7769)
Caradoc	458.4 - 449.5	Canada (Northwest Territories)	B. sp. (25533)
Caradoc - Ashgill	458.4 - 443.7	Canada (Quebec)	B. sp. (13129)
Mohawkian	457.3 - 451.0	USA (Nevada)	B. sp. (104572)
Blackriveran	457.3 - 449.6	USA (Oklahoma)	B. spinosa, B. cylindrica (23885 23886)
Blackriveran	457.3 - 449.6	Canada (Ontario)	B. granti, B. cylindrica (55999)
Kirkfieldian	457.3 - 449.6	USA (Iowa)	B. curta (23214 23215)
Youngest occurrences
Time interval	Ma	Country or state	PBDB collection number
Rupelian	33.9 - 28.1	Indian Ocean	B. sp. (201938 201940)
Oligocene	33.9 - 23.03	USA (Alabama)	B. gibsonensis (191979)
Oligocene	33.9 - 23.03	Antarctica	B. weselensis (94115)
Late/Upper Oligocene	28.4 - 23.03	Antigua and Barbuda	B. sp. (94185)
Late/Upper Oligocene	28.4 - 23.03	Puerto Rico	B. gibsonensis (94196) B. mississippiensis (94198) B. sp., B. gibsonensis (94193)
Middle Miocene	15.97 - 11.608	Australia (Victoria)	B. reniformis (166365)
Serravallian	13.82 - 11.62	Poland	B. bosquetiana (138846)
Tortonian	11.62 - 7.246	Greece	B. sp. (138333)
Messinian	7.246 - 5.333	Morocco	B. sp. (34723)
Late/Upper Pleistocene	0.129 - 0.0117	Italy	B. sp. (49518)