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Gemma magna

Bivalvia - Cardiida - Veneridae

Taxonomy
Gemma magna was named by Dall (1903) [DISTRIBUTION: Early Pliocene-Late Pliocene; Virginia-Florida. TYPE: Lectotype measured.]. Its type specimen is USNM 115174, a shell, and it is not a trace fossil.

Synonymy list
YearName and author
1903Gemma magna Dall p. 1330 figs. pl. 57, fig. 4
1943Gemma magna Gardner p. 135
1943Gemma magna Richards p. 522

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
—Eubivalvia
subclassAutobranchia(Groblen 1894)
infraclassHeteroconchia(Gray 1854)
—CardiomorphiFerussac 1822
RankNameAuthor
—CardioniFerussac 1822
—CardiidiaFerussac 1822
—CardiataFerussac 1822
superorderCardiiformiiFerussac 1822
orderCardiidaFerussac 1822
suborderCardiidinaFerussac 1822
—Veneroidei(Gray 1854)
—VeneroiteiGray 1854
superfamilyVeneroidea(Rafinesque 1815)
familyVeneridaeRafinesque 1815
genusGemmaDeshayes 1853
speciesmagnaDall 1903

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.

†Gemma magna Dall 1903
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†Gemma magna insulcata Gardner 1943
†Gemma magna striata Richards 1943
†Gemma magna majorina Gardner 1943
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragonitef
Locomotion: facultatively mobilef
Life habit: infaunalf
Diet: suspension feederf
Vision: blindc
Created: 2007-10-08 06:38:03
Modified: 2009-08-18 20:15:30
Source: f = family, c = class
References: Aberhan et al. 2004, Kiessling 2004

Age range: base of the Late/Upper Oligocene to the top of the Late/Upper Pleistocene or 28.40000 to 0.01170 Ma

Collections (40 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Oligocene28.4 - 23.03USA (North Carolina) Gemma magna (71652)
Early/Lower Pliocene - Late/Upper Pliocene5.333 - 2.588USA (North Carolina) Gemma magna (59328 59329 59330)
Pliocene5.333 - 2.588USA (North Carolina) Gemma magna (79249)
Pliocene5.333 - 2.588USA (Florida) Gemma magna (75016)
Late/Upper Pliocene3.6 - 2.588USA (Florida) Gemma magna (59487)
Late/Upper Pliocene3.6 - 2.588USA (Virginia) Gemma magna (78262 78266 78267 78269 78271)
Late/Upper Pliocene3.6 - 2.588USA (North Carolina) Gemma magna (59307 59309 59310 68979 79343)
Gelasian2.588 - 1.806USA (North Carolina) Gemma magna (71138)
Early/Lower Pleistocene2.588 - 0.781USA (South Carolina) Gemma magna (60944 92408 92409)
Early/Lower Pleistocene2.588 - 0.781USA (Florida) Gemma magna (74999 79331 79338 79786)
Early/Lower Pleistocene2.588 - 0.781USA (North Carolina) Gemma magna (58897 59312 59314 59315 59316 59317 59318 79340)
Pleistocene2.588 - 0.0117USA (South Carolina) Gemma magna (80053 80083)
Pleistocene2.588 - 0.0117USA (North Carolina) Gemma magna (59313)
Late/Upper Pleistocene0.129 - 0.0117USA (South Carolina) Gemma magna (60923 60928 60929 60930)