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Willimactra (Petromactra) truncata

Bivalvia - Cardiida - Mactridae

Taxonomy
Lutraria truncata was named by Gabb (1864). Its type specimen is UCBMP 12205, a shell, and it is a 3D body fossil.

It was replaced with Spisula chicoensis by Packard (1916); it was recombined as Cymbophora truncata by Anderson (1958); it was recombined as Willimactra (Petromactra) truncata by Saul (1973), Elder and Saul (1993).

Sister species lacking formal opinion data

Synonyms
Synonymy list
YearName and author
1864Lutraria truncata Gabb p. 154 figs. pl. 22, fig. 128
1916Spisula chicoensis Packard p. 300 figs. Plate 27, figures 6 and 7
1930Lutraria truncata Stewart p. 213 figs. Plate 4, fig. 10
1958Cymbophora truncata Anderson p. 144
1973Willimactra (Petromactra) truncata Saul p. 23
1993Willimactra (Petromactra) truncata Elder and Saul figs. Pl 1, figs 12,13

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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
genusWillimactra
subgenusPetromactra
speciestruncata()

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.

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Invalid names: Spisula chicoensis Packard 1916 [synonym]
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: Sanchez Roig 1926, Aberhan et al. 2004

Age range: Early/Lower Campanian or 83.60000 to 72.20000 Ma

Collections (4 total)


Time interval Ma Country or state Original ID and collection number
Campanian83.6 - 72.2USA (California) Willimactra truncata (86789)
Early/Lower Campanian83.6 - 72.2USA (California) Lutraria truncata (239772) Willimactra truncata (86790)
Middle Campanian83.6 - 72.2USA (California) Willimactra truncata (144770)