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Mactromeris merriami

Bivalvia - Cardiida - Mactridae

Taxonomy
Spisula (Hemimactra) merriami was named by Packard (1916). It is a 3D body fossil.

It was recombined as Spisula merriami by Dickerson (1916), Squires (1987); it was recombined as Mactromeris merriami by Moore (2003).

Synonymy list
YearName and author
1916Spisula merriami Dickerson p. 485 figs. Plate 39, figures 2a, 2b, 2c
1916Spisula (Hemimactra) merriami Packard p. 294 figs. pl. 27, figs. 3a, 4
1987Spisula merriami Squires p. 67 fig. 114
2003Mactromeris merriami Moore figs. Plate 11, figures , 2, 5, 7

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
—Eubivalvia
subclassAutobranchia(Groblen 1894)
infraclassHeteroconchia(Gray 1854)
—CardiomorphiFerussac 1822
—CardioniFerussac 1822
RankNameAuthor
—CardiidiaFerussac 1822
—CardiataFerussac 1822
superorderCardiiformiiFerussac 1822
orderCardiidaFerussac 1822
suborderCardiidinaFerussac 1822
—Veneroidei(Gray 1854)
—VeneroiteiGray 1854
superfamilyMactroidea(Lamarck 1809)
familyMactridaeLamarck 1809
subfamilyMactrinaeLamarck 1809
genusMactromerisConrad 1868
speciesmerriami()

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.

†Mactromeris merriami Packard 1916
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragonitec
Locomotion: facultatively mobilef
Life habit: infaunalf
Diet: suspension feederf
Vision: blindc
Created: 2009-09-09 13:48:47
Modified: 2009-09-09 15:48:47
Source: f = family, c = class
References: Aberhan et al. 2004, Sanchez Roig 1926

Age range: base of the Danian to the top of the Late/Upper Eocene or 66.00000 to 33.90000 Ma

Collections (21 total)


Time interval Ma Country or state Original ID and collection number
Danian - Thanetian66.0 - 56.0Russian Federation Spisula merriami (49981 50039)
Ypresian56.0 - 48.07USA (California) Spisula merriami (122656)
Eocene56.0 - 33.9USA (California) Spisula merriami (91476 207123 207127)
Eocene56.0 - 33.9Russian Federation Spisula merriami (50078)
Lutetian48.07 - 41.03USA (California) Mactromeris merriami (51953) Spisula merriami (94829)
Lutetian48.07 - 41.03USA (Oregon) Spisula merriami (200870 200875 200878)
Middle Eocene48.07 - 37.71USA (California) Spisula merriami (194184 194185 194187 194188)
Bartonian41.03 - 37.71USA (California) Spisula merriami (52805 52817 52827 122295)
Late/Upper Eocene37.71 - 33.9Mexico (Baja California Sur) Spisula merriami (43759)