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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Adamussium
Taxonomy
Adamussium was named by Thiele (1934). It is extant. Its type is Pecten colbecki.
It was assigned to Adamussiini by Bouchet et al. (2010) and Beu and Taviani (2013).
It was assigned to Adamussiini by Bouchet et al. (2010) and Beu and Taviani (2013).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1934 | Adamussium Thiele p. 807 |
| 2010 | Adamussium Bouchet et al. |
| 2013 | Adamussium Beu and Taviani p. 22 |
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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. Adamussium Thiele 1934
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†Adamussium auristriatum Quaglio 2008
†Adamussium cockburnensis Jonkers 2003
Adamussium colbecki Smith 1902
†Adamussium jonkersi Quaglio et al. 2010
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| A. Beu and M. Taviani 2013 | Moderate-sized, very thin-shelled Adamussiini with a wide disc, umbonal angle correspondingly wide (c. 135–140 degrees); biconvex, almost equivalve, LV slightly more inflated than RV in some species; auricles moderately long, almost equal, posterior auricle with outwardly convex posterior margin; with macrosculpture of several low, wide, widely spaced radial folds; with microsculpture in which fine but obvious commarginal lirae interrupt continuity of antimarginal ridgelets. |
Measurements
No measurements are available
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| Source: f = family, o = order | |||||
| Reference: Kiessling 2004 | |||||
Age range
Maximum range based only on fossils: base of the Chattian to the top of the Holocene or 28.10000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 23.03 Ma
Minimum age of oldest fossil (stem group age): 23.03 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Chattian | Antarctica | A. jonkersi (181516) | |
| Tortonian | Antarctica | A. colbecki (154689) | |
| Early/Lower Pleistocene | Antarctica | A. sp. (48429 48430 48431 48434) | |
| Holocene | Antarctica | A. colbecki (215322) |