Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Trochonema altum
Taxonomy
Trochonema altum was named by Ulrich and Scofield (1897). It is not extant.
Synonymy list
Year | Name and author |
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1897 | Trochonema altum Ulrich and Scofield |
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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.
†Trochonema altum Ulrich and Scofield 1897
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: g = genus, o = order | |||||
References: Hendy 2009, Bambach et al. 2007 |
Age range: Edenian or 451.00000 to 450.20000 Ma
Collections (10 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Shermanian | USA (Illinois, Iowa) | Trochonema altum (23656 23659 23664 23667 23668 23670) | |
Shermanian | USA (Minnesota) | Trochonema altum (23579 23584) | |
Edenian | USA (Minnesota) | Trochonema altum (23588) | |
Edenian | USA (Illinois, Iowa) | Trochonema altum (23678) |