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Taxonomy
Bucardium was named by Gray (1853) [Sepkoski's age data: T Mi-l-l R Sepkoski's reference number: 1112]. It is extant.
It was reranked as Cardium (Bucardium) by Freneix and Grant-Mackie (1978).
It was assigned to Cardium by Freneix and Grant-Mackie (1978); to Veneroida by Sepkoski (2002); and to Cardiinae by Schneider (2002).
It was reranked as Cardium (Bucardium) by Freneix and Grant-Mackie (1978).
It was assigned to Cardium by Freneix and Grant-Mackie (1978); to Veneroida by Sepkoski (2002); and to Cardiinae by Schneider (2002).
Species
Synonymy list
Year | Name and author |
---|---|
1853 | Bucardium Gray |
1978 | Cardium (Bucardium) Freneix and Grant-Mackie p. 509 |
2002 | Bucardium Schneider p. 351 figs. Figure 25 |
2002 | Bucardium Sepkoski |
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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. Bucardium Gray 1853
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Subg. Bucardium (Bucardium) Gray 1853
†Cardium (Bucardium) lillei Freneix and Grant-Mackie 1978
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: f = family, c = class | |||||
References: Todd 2001, Aberhan et al. 2004 |
Age range
Maximum range based only on fossils: base of the Piripauan to the top of the Burdigalian or 85.80000 to 15.97000 Ma
Minimum age of oldest fossil (stem group age): 83.5 Ma
Minimum age of oldest fossil (stem group age): 83.5 Ma
Collections (12 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Piripauan | New Zealand | Acanthocardia acuticostata (78369 78374 83521 83525) | |
Early/Lower Maastrichtian | Chile (Valparaíso) | B. acuticostatum (124311) | |
Late/Upper Maastrichtian | Chile | Cardium acuticostatum (157301) | |
Late/Upper Maastrichtian | Chile (Biobio) | Cardium acuticostatum (150921) | |
Early/Lower Miocene | Germany (North Rhein-Westfalia) | Cardium sp. (62882) | |
Burdigalian | Austria | B. hoernesianum, B. burdigalinum (65161) | |
Burdigalian | Germany | B. hians (164944 164945) B. sp. (111599) |