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Valcourea
Taxonomy
Valcourea was named by Raymond (1911). Its type is Plaesiomys strophomenoides.
It was assigned to Orthida by Sepkoski (2002); and to Plaesiomyinae by Williams et al. (2000), Liljeroth et al. (2017).
It was assigned to Orthida by Sepkoski (2002); and to Plaesiomyinae by Williams et al. (2000), Liljeroth et al. (2017).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1911 | Valcourea Raymond |
| 2000 | Valcourea Williams et al. p. 749 |
| 2002 | Valcourea Sepkoski |
| 2017 | Valcourea Liljeroth et al. |
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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. †Valcourea Raymond 1911
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†Valcourea angulata Phleger, Jr. 1933
†Valcourea confinis Salter 1849
†Valcourea plana Cooper 1956
†Valcourea semicarinata Cooper 1956
†Valcourea strophomenoides Raymond 1905
†Valcourea transversa Cooper 1956
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Hendy 2009, Nesnidal et al. 2013, Hendy et al. 2009 | |||||
Age range: base of the Arenig to the top of the Aurelucian or 477.10000 to 456.60000 Ma
Collections (74 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Ibexian | USA (Nevada) | V. sp. (104439) | |
| Arenig | Canada (New Brunswick) | V. sp. (185952) | |
| Arenig | China (GanSu) | V. sp. (8577) | |
| Dapingian | Bolivia (Capinota) | V. sp. (8782) | |
| Middle Ordovician | USA (California) | Plectambonites angulatus (205396) V. sp. (196180) V. sp., V. plana (424) | |
| Chazyan | Canada (Quebec) | V. sp. (305 307 310 311 435) | |
| Chazyan | USA (Tennessee) | V. sp. (306) | |
| Chazyan | USA (New York) | Plaesiomys strophomenoides (56184 172180 172184 172186 172321 172322) | |
| Whiterockian | USA (Nevada) | V. intracarinata (88946 104446 104455 104456) V. plana (104329) V. sp. (301 104278 104283 104443 210656) | |
| Darriwilian | USA (Virginia) | V. semicarinata (162406) | |
| Abereiddian | United Kingdom (Scotland) | V. confinis (164926) | |
| Early/Lower Llanvirn | Norway | V. sp. (185943) | |
| Early/Lower Llanvirn | Argentina | V. sp. (8747 8748) | |
| Abereiddian - Aurelucian | Ireland | V. confinis (188886) | |
| Llandeilo | United Kingdom (Scotland) | V. confinis (164928) V. sp. (164937) | |
| Caradoc | USA (Nevada) | V. sp. (320) | |
| Caradoc | USA (Georgia) | V. sp. (33182 33186 33188) | |
| Caradoc | USA (California) | Plectambonites angulatus (205651) V. sp., V. plana (77182) | |
| Caradoc | USA (Virginia) | V. sp. (34007 34028 34029 34030 34031 34032 34152 34153 34167 34168 34169) | |
| Caradoc - Ashgill | China (XinJiang) | V. sp. (20785) | |
| Mohawkian | USA (Nevada) | V. plana (104487 186187) V. sp. (104480 104481 104483 105561 105562 105563 105564 105569) V. transversa (104499) V. transversa, V. plana (104486) | |
| Mohawkian | USA (California) | Plectambonites angulatus (219324) | |
| Ashbyan | USA (Virginia) | V. sp. (33995 33996 33997 203254) | |
| Blackriveran | USA (New York) | V. sp. (325) | |
| Blackriveran | USA (Oklahoma) | V. transversa (23893) |