PBDB Taxon

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

Barbatia (Cucullaearca) mississippiensis

Bivalvia - Arcida - Arcidae

Taxonomy

Byssoarca mississippiensis was named by Conrad (1848) [DISTRIBUTION: Early Oligocene; Gulf Coastal Plain.]. Its type specimen is ANSP 30648, a shell, and it is a 3D body fossil. Its type locality is Vicksburg, which is in a Rupelian marine marl in the Byram Marl Formation of Mississippi.

It was recombined as Navicula mississippiensis by Conrad (1854); it was recombined as Cucullaearca mississippiensis by Conrad (1865); it was recombined as Arca (Byssoarca) mississippiensis by Meyer (1885); it was recombined as Barbatia (Cucullaearca) mississippiensis by Jung (1965); it was recombined as Barbatia mississippiensis by Cooke (1921) and Dockery (1982).

Sister species lacking formal opinion data

B. awamoana, B. cochlearis, B. decussata, B. dejaeri, B. fractura, B. helblingii, B. kubara, B. laekeniana, B. mackayi, B. palmerae, B. reklawensis, B. salebrosus, B. sorongensis, B. striatularis, B. textiliosa, B. vincenti, B. beaugrandi, B. laeviuscula, B. thurrelli, B. uxoripalmeri

Synonymy list

Year	Name and author
1848	Byssoarca mississippiensis Conrad p. 295
1854	Navicula mississippiensis Conrad p. 29
1865	Cucullaearca mississippiensis Conrad p. 11
1885	Arca (Byssoarca) mississippiensis Meyer p. 467
1921	Barbatia mississippiensis Cooke p. 84
1965	Barbatia (Cucullaearca) mississippiensis Jung p. 422
1982	Barbatia mississippiensis Dockery p. 30

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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	Pteriomorphia	(Beurlen 1944)
—	Ostreomorphi	Ferussac 1822
—	Arcioni	Gray 1854
order	Arcida	(Stoliczka 1871)
superfamily	Arcoidea	(Lamarck 1809)
family	Arcidae	Lamarck 1809
genus	Barbatia	Gray 1842
subgenus	Cucullaearca	(Conrad 1865)
species	mississippiensis	()

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.

†Barbatia (Cucullaearca) mississippiensis Conrad 1848

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Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

aragonitef

Entire body:

yesf

Adult length:

10 to < 100f

Adult width:

10 to < 100f

Adult height:

10 to < 100f

Thickness:

intermediatef

Folds:

minorf

Ribbing:

majorf

Spines:

nonef

Internal reinforcement:

nonef

Ontogeny:

accretionf

Environment:

lagoonal, coastal, inner shelf, outer shelf, oceanic, brackish, freshwaterf

Locomotion:

stationaryg

Attached:

yesg

Life habit:

epifaunalg

Diet:

suspension feederg

Vision:

limitedf

Created:

2009-09-09 09:04:33

Modified:

2009-09-09 11:04:33

Source: g = genus, f = family

References: Mikkelsen and Bieler 2008, Aberhan et al. 2004, Sanchez Roig 1926

Age range: base of the Rupelian to the top of the Burdigalian or 33.90000 to 15.97000 Ma

Collections (29 total)

Time interval	Ma	Country or state	Original ID and collection number
Rupelian	33.9 - 28.1	USA (Mississippi)	Barbatia mississippiensis (5942 5943 5944 5948 5999 6002 6005 6006 7110 7111 66307 66308 66309 66312 66313 66314 66325 66327 66328 66329 66330 66331 66332 66333 66334 66335 66336) Byssoarca mississippiensis (84137)
Burdigalian	20.44 - 15.97	Venezuela (Falcon)	Barbatia mississippiensis (60144)