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Ringicula

Gastropoda - Heterostropha - Ringiculidae

Synonyms
  • Auricula was named by Lamarck (1799). It is extant.

    It was replaced with Ringicula by Wood (1848).
Synonymy list
YearName and author
1799Auricula Lamarck
1838Ringicula Deshayes
1925Ringicula Mansfield p. 9
1944Ringicula Durham p. 188
1953Ringicula Olsson and Harbison p. 165
1958Ringicula DuBar p. 184
1960Ringicula MacNeil p. 126
1964Ringicula Sohl p. 293
1987Ringicula Ward and Blackwelder p. 132
1999Ringicula Squires p. 22
2001Ringicula Harzhauser and Mandic p. 716
2001Ringicula Squires and Saul p. 59
2001Ringicula Todd
2002Ringicula Sepkoski
2007Ringicula Wienrich and Janssen p. 772
2012Ringicula Gründel and Nützel p. 50

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
RankNameAuthor
phylumMollusca
classGastropoda
orderHeterostropha()
superfamilyActeonoidead'Orbigny 1835
familyRingiculidaePhilippi 1853
genusRingiculaDeshayes 1838

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. Ringicula Deshayes 1838
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Subg. †Ringicula (Ringicula) Deshayes 1838
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†Ringicula (Ringicula) cockburnensins Zinsmeister and Stilwell 1990
Subg. Ringicula (Ringiculella) Sacco 1892
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Invalid names: Ringicula hypograpta Brown and Pilsbry 1913 [synonym], Ringicula tridentata Guppy 1873 [synonym]
Subg. Ringicula (Ringiculina) Monterosato 1884
Subg. †Ringicula (Ringiculopsis) Chavan 1947
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†Ringicula (Ringiculopsis) hesperiae Squires and Saul 2001
†Ringicula acuta Forbes 1846
†Ringicula arctatoides Martin 1879
†Ringicula blaszyki Kaim 2004
Ringicula buccinea Sowerby 1823
†Ringicula castigata Marwick 1929
†Ringicula celata Böhm 1891
†Ringicula clarki Gardner 1916
†Ringicula culbertsoni Stephenson 1941
†Ringicula dalli Clark 1895
†Ringicula discrepans Traub 1938
†Ringicula dominicana Maury 1917
†Ringicula knolli Banerjee and Halder 2023
†Ringicula minor Grateloup 1838
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Invalid names: Ringicula (Ringiculella) auriculata Morlet 1954 [synonym], Ringicula (Ringiculella) paulucciae Morlet 1984 [synonym], Ringicula (Ringiculella) tournoueri Morlet 1878 [synonym], Ringicula paulucciae Morlet 1878 [synonym], Ringicula tournoueri Morlet 1878 [synonym]
†Ringicula nuda Böhm 1891
†Ringicula punjabensis Eames 1952
†Ringicula semperi Koch 1862
†Ringicula striata Philippi 1843
†Ringicula trapequara Harris 1895
†Ringicula turgida Sowerby 1817
†Ringicula varia Gabb 1864
Ringicula ventricosa Sowerby 1823
Invalid names: Auricula Lamarck 1799 [replaced]
Diagnosis
ReferenceDiagnosis
J. Gründel and A. Nützel 2012Shell with distinctly elevated spire; protoconch medioaxial to coaxial, consisting of 1.5 visible whorls; shell covered with spiral furrows which can be pitted by intersections with strengthened growth lines; narrow ramp may be present; aperture with convex outer lip, acute posteriorly, with distinct anterior notch; outer lip of mature specimens strongly thickened with an exterior bulge and internal thickenings and sometimes dentations; inner lip with callus, distinctly broadened, covering the centre of the base; columellar portion of inner lip with one strong fold, parietal portion with two strong folds; columellar fold forms border of anterior notch.
Measurements
partNmeanminimummaximummedians.d.
height52.312.102.702.200.268

Composition: aragonitec
Locomotion: actively mobilef
Life habit: epifaunalf
Diet: carnivoreg
Vision: limitedc
Created: 2009-05-20 09:06:11
Modified: 2009-05-20 11:06:11
Source: g = genus, f = family, c = class
References: Hendy et al. 2009, Kiessling 2004

Age range

Maximum range based only on fossils: base of the Callovian to the top of the Holocene or 166.10000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 163.5 Ma

Collections (564 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Callovian166.1 - 163.5Germany R. buchholzi (58227)
Late/Upper Valanginian140.2 - 136.4Poland R. blaszyki (63065)
Cenomanian100.5 - 93.9USA (Texas) R. arlingtonensis (4648 4652 6500 6602 6604 6606 6614)
Late/Upper Cenomanian99.6 - 93.5USA (Arizona) R. codellana (55890)
Turonian93.9 - 89.8Cameroon R. sp. (3816)
Middle Turonian93.5 - 89.3USA (Arizona) R. codellana (53504)
Coniacian89.8 - 86.3Cameroon R. acuta (177976)
Coniacian89.8 - 86.3USA (California) Cinulia pinguis (44232)
Santonian86.3 - 83.6South Africa (Eastern Cape) R. woodsi, R. sp. (47109)
Early/Lower Campanian83.5 - 70.6USA (Delaware) R. sp. (6134)
Early/Lower Campanian - Middle Campanian83.5 - 70.6USA (Texas) R. pulchella (7513)
Early/Lower Campanian - Middle Campanian83.5 - 70.6USA (Mississippi) R. pulchella (32140 32141 32142)
Late/Upper Campanian83.5 - 70.6USA (California) R. hesperiae (60806 99312)
Late/Upper Campanian83.5 - 70.6USA (Texas) R. pulchella (7472 7481 7482 7499 7504 7507 7509 7510 7552 7579)
Late/Upper Campanian83.5 - 70.6USA (Tennessee) R. pulchella (88357)
Late/Upper Campanian83.5 - 70.6Mexico (Baja California) R. hesperiae (86864)
Middle Campanian83.5 - 70.6USA (Texas) R. sp. (7466)
Late/Upper Campanian - Early/Lower Maastrichtian83.5 - 66.0USA (Tennessee) R. pulchella (7515)
Late/Upper Campanian - Early/Lower Maastrichtian83.5 - 66.0Mexico (Baja California) R. hesperiae (190523)
Maastrichtian72.1 - 66.0USA (New Jersey) R. clarki (4380)