| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Taxonomy
Varvia was named by Tjernvik (1956) [Sepkoski's age data: O Trem-u O Aren-l]. Its type is Symphysurus breviceps.
It was assigned to Asaphida by Sepkoski (2002); and to Nileidae by Hoel (1999), Jell and Adrain (2002).
It was assigned to Asaphida by Sepkoski (2002); and to Nileidae by Hoel (1999), Jell and Adrain (2002).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1956 | Varvia Tjernvik |
| 1999 | Varvia Hoel |
| 2002 | Varvia Jell and Adrain p. 457 |
| 2002 | Varvia 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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, o = order, c = class | |||||
| References: Hendy 2009, Hendy et al. 2009, Aberhan et al. 2004 | |||||
Collections (14 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Tremadocian - Floian | Sweden | V. sp. (3195) | |
| Tremadocian - Floian | Sweden (Västergötland) | V. breviceps (190976) | |
| Tremadocian - Floian | Norway (Eiker-Sandsvær) | V. breviceps (190885) | |
| Tremadoc | Sweden | V. longicauda (3107 3108) | |
| Varangu | Norway (Oslo) | V. longicauda (3183) | |
| Hunneberg | Sweden | V. falensis (3194) | |
| Tulean | USA (Nevada) | V. sp. (104520) | |
| Arenig | Sweden | V. sp. (3196 3198 3199 3246) | |
| Billingen | Sweden | V. breviceps (192718 198186) |