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Trochonema vagrans
Taxonomy
Trochonema vagrans was named by Ulrich and Scofield (1897). It is not extant.
Synonymy list
| Year | Name and author |
|---|---|
| 1897 | Trochonema vagrans Ulrich and Scofield |
| 2023 | Trochonema vagrans Wagner p. 2147 |
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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 vagrans 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: Bambach et al. 2007, Hendy 2009 | |||||
Age range: base of the Turinian to the top of the Chatfieldian or 457.30000 to 451.00000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Turinian | USA (Minnesota) | Trochonema vagrans (194139) | |
| Blackriveran | USA (Illinois, Iowa) | Trochonema vagrans (23613 23614 23615) | |
| Blackriveran | USA (Minnesota) | Trochonema vagrans (23555 23556) | |
| Chatfieldian | Canada (Ontario) | Trochonema vagrans (26277) |