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Cunearca scalaris

Bivalvia - Arcida - Arcidae

Taxonomy
Arca scalaris was named by Conrad (1844) [DISTRIBUTION: Late Miocene-Late Pliocene; Atlantic Coastal Plain.]. It is not a trace fossil.

It was recombined as Scapharca scalaris by Conrad (1863); it was recombined as Scapharca (Cunearca) scalaris by Dall (1898); it was recombined as Arca (Cunearca) scalaris by Mansfield (1932); it was recombined as Anadara (Cunearca) scalaris by Gardner (1943); it was recombined as Cunearca scalaris by Ward (1992).

Synonymy list
YearName and author
1844Arca scalaris Conrad p. 324
1863Scapharca scalaris Conrad p. 580
1898Scapharca (Cunearca) scalaris Dall p. 634
1916Arca scalaris Sheldon p. 57
1932Arca (Cunearca) scalaris Mansfield p. 53
1943Anadara (Cunearca) scalaris Gardner p. 26
1992Cunearca scalaris Ward p. 53

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
—Eubivalvia
subclassAutobranchia(Groblen 1894)
RankNameAuthor
infraclassPteriomorphia(Beurlen 1944)
—OstreomorphiFerussac 1822
—ArcioniGray 1854
orderArcida(Stoliczka 1871)
superfamilyArcoidea(Lamarck 1809)
familyArcidaeLamarck 1809
subfamilyAnadarinaeReinhart 1935
genusCunearcaGray 1847
speciesscalaris(Conrad 1844)

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.

†Cunearca scalaris Conrad 1844
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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: facultatively mobileg
Attached: yesf
Life habit: infaunalg
Diet: suspension feederg
Vision: limitedf
Created: 2009-09-09 13:17:02
Modified: 2009-09-09 15:17:02
Source: g = genus, f = family
References: Mikkelsen and Bieler 2008, Sanchez Roig 1926

Age range: base of the Late/Upper Pliocene to the top of the Early/Lower Pleistocene or 3.60000 to 0.77400 Ma

Collections (10 total)


Time interval Ma Country or state Original ID and collection number
Pliocene5.333 - 2.58USA (Florida) Cunearca scalaris (75009)
Late/Upper Pliocene3.6 - 2.58USA (Florida) Anadara scalaris (79797) Arca scalaris (59484 67072 67074 67075 67077)
Late/Upper Pliocene3.6 - 2.58USA (North Carolina) Anadara scalaris (59307)
Early/Lower Pleistocene2.58 - 0.774USA (Florida) Cunearca scalaris (75008)
Pleistocene2.58 - 0.0117USA (North Carolina) Anadara scalaris (59313)