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Virgiana
Taxonomy
Virgiana was named by Twenhofel (1914) [Sepkoski's age data: ]. It is not extant. Its type is Pentamerus barrandi. It is the type genus of Virgianidae, Virgianinae.
It was assigned to Virgianidae by Boucot and Johnson (1964); to Pentamerida by Sepkoski (2002); and to Virgianinae by Williams et al. (2002).
It was assigned to Virgianidae by Boucot and Johnson (1964); to Pentamerida by Sepkoski (2002); and to Virgianinae by Williams et al. (2002).
Species lacking formal opinion data
Entered
by J. Sepkoski on 2003-01-23; modified by P. Wagner on 2014-11-23
Synonymy list
| Year | Name and author |
|---|---|
| 1914 | Virgiana Twenhofel |
| 1964 | Virgiana Boucot and Johnson p. 4 |
| 2002 | Virgiana Sepkoski |
| 2002 | Virgiana Williams et al. p. 963 |
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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. †Virgiana Twenhofel 1914
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†Virgiana decussata Whiteaves 1891
†Virgiana mayvillensis Savage 1916
†Virgiana utahensis Sheehan 1980
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Hendy 2009, Aberhan et al. 2004 | |||||
Collections (51 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Ashgill | Canada (Québec) | V. sp. (24586) | |
| Rhuddanian | USA (Nevada) | V. utahensis (51493 51494 51496 51497) | |
| Rhuddanian | USA (Utah) | V. utahensis (51492 51495) | |
| Rhuddanian | USA (Wisconsin) | V. mayvillensis (12986 12987 12988 12989 12990) | |
| Rhuddanian | Canada (Quebec) | V. barrandei (113165 158508 163500 163501 163502 163503 163504) V. mayvillensis (113330 163517 204332) V. sp. (197360) | |
| Rhuddanian - Aeronian | Russian Federation (Siberia) | V. mojeroensis (206542) | |
| Alexandrian | Canada (Québec) | V. sp. (24401) | |
| Llandovery | Canada (Ontario) | V. sp. (538) | |
| Llandovery | Canada (Manitoba) | V. decussata (2979 2980 2981 2990 2993 3000 3001 3002 3003 3022 3023 3024 3026 3032) | |
| Silurian | Canada (Manitoba) | V. decussata (26420) | |
| Aeronian | USA (Utah) | V. utahensis (51519) | |
| Ontarian | Canada (Québec) | V. sp. (24399) | |
| Telychian - Wenlock | Canada (Manitoba) | V. decussata (26365 26366 26367 26368 26419 26422 26425) | |
| Wenlock - Ludlow | Canada (Northwest Territories) | V. sp. (188837) |