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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Elassum
Taxonomy
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1946 | Elassum Woodring p. 8 |
| 2020 | Elassum Hendy |
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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. Elassum Woodring 1946
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Elassum californicum Dall and Bartsch 1901 [California cerith]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Hendy et al. 2009, Kiessling 2004 | |||||
Age range
Maximum range based only on fossils: base of the Late/Upper Pliocene to the top of the Late/Upper Pleistocene or 3.60000 to 0.01170 Ma
Minimum age of oldest fossil (stem group age): 2.58 Ma
Minimum age of oldest fossil (stem group age): 2.58 Ma
Collections (11 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Piacenzian | USA (California) | Bittium californicum (186031) | |
| Late/Upper Pliocene - Early/Lower Pleistocene | USA (California) | Alabina californica (237594) | |
| Middle Pleistocene | USA (California) | Alabina californica (138723 202633 203113) E. californicum (202970 203108 203114 203118 223329) | |
| Late/Upper Pleistocene | USA (California) | Alabina californica (160361) |