PBDB Taxon

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

Cyclocardia (Arcturellina) davidsoni

Bivalvia - Carditida - Carditidae

Taxonomy

Cardita (Venericardia) davidsoni was named by Deshayes (1858) [DISTRIBUTION: Cenozoic; Western Europe.]. It is not a trace fossil.

It was recombined as Venericardia davidsoni by Cossmann and Pissarro (1904); it was recombined as Cyclocardia (Arcturellina) davidsoni by Le Renard (1993).

Sister species lacking formal opinion data

Cardita subnipponica, C. antiqua, C. belogolovensis, C. erimoensis, C. ezoensis, C. hamiltonensis, C. kickxi, C. kovatschensis, C. longini, C. orientalis, C. ottonis, C. pilvoensis, C. poronaiensis, C. praeruptensis, C. roundiformis, C. subnipponica, C. tokudai, C. wajampolkensis, C. yakatagensis, Venericardia vestitoides

Synonymy list

Year	Name and author
1858	Cardita (Venericardia) davidsoni Deshayes p. 764
1904	Venericardia davidsoni Cossmann and Pissarro
1993	Cyclocardia (Arcturellina) davidsoni Le Renard

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Protostomia
—	Spiralia
superphylum	Lophotrochozoa
phylum	Mollusca
class	Bivalvia
—	Eubivalvia
subclass	Autobranchia	(Groblen 1894)

Rank	Name	Author
infraclass	Heteroconchia	(Gray 1854)
—	Cardiomorphi	Ferussac 1822
—	Carditioni	Dall 1889
order	Carditida	(Dall 1889)
superfamily	Crassatelloidea	(Férussac 1822)
family	Carditidae	Fleming 1820
genus	Cyclocardia	Conrad 1867
subgenus	Arcturellina	(Chavan 1951)
species	davidsoni	(Deshayes 1858)

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.

†Cyclocardia (Arcturellina) davidsoni Deshayes 1858

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Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

aragonitesuperf

Environment:

marinesuperf

Locomotion:

facultatively mobileg

Life habit:

semi-infaunalg

Diet:

suspension feederg

Vision:

blindsuperf

Created:

2009-07-05 09:36:22

Modified:

2009-09-09 09:22:15

Source: g = genus, superf = superfamily

References: Todd 2001, Sanchez Roig 1926

Age range: base of the Bartonian to the top of the Late/Upper Eocene or 41.03000 to 33.90000 Ma

Collections (8 total)

Time interval	Ma	Country or state	Original ID and collection number
Middle Eocene	48.07 - 37.71	United Kingdom (England)	Venericardia davidsoni (3265)
Bartonian	41.03 - 37.71	France (Oise)	Venericardia davidsoni (3494)
Bartonian	41.03 - 37.71	United Kingdom (England)	Venericardia davidsoni (42636 42639 42644)
Late/Upper Eocene	37.71 - 33.9	United Kingdom (England)	Venericardia davidsoni (42640 42658 42662)