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Nevadaphyllites microumbilicatus
Taxonomy
Nevadaphyllites microumbilicatus was named by Taylor (1998). Its type specimen is CAS 66699.01, a shell, and it is a 3D body fossil. Its type locality is First Canyon, Shoshone Mountains (Canadensis zone), which is in an Angulata marine limestone in the Sunrise Formation of Nevada.
Sister species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1998 | Nevadaphyllites microumbilicatus Taylor p. 475 figs. 9.1-9.2, 9.5-9.6 |
| 2004 | Nevadaphyllites pounamuus Stevens p. 15 figs. Pl 2, fig 2 |
| 2008 | Nevadaphyllites microumbilicatus Longridge et al. p. 375 figs. Pl 1, figs 13-16; text-fig 9D |
| 2010 | Nevadaphyllites pounamuus Meister 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.
†Nevadaphyllites microumbilicatus Taylor 1998
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Invalid names: Nevadaphyllites pounamuus Stevens 2004 [synonym]
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 2 | 27.0 | 25.0 | 29.2 | 27.1 | 2.97 | |
| shell diameter | 2 | 48.6 | 42.8 | 55.1 | 49.0 | 8.70 | |
| shell inflation | 2 | 5.20 | 4.10 | 6.60 | 5.35 | 1.77 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004, Hendy et al. 2009 | |||||
Age range: Early/Lower Hettangian or 201.40000 to 199.50000 Ma
Collections (11 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Angulata | USA (Nevada) | Nevadaphyllites microumbilicatus (type locality: 157504) | |
| Angulata | Canada (British Columbia) | Nevadaphyllites microumbilicatus (157365 157367 157369 157377) | |
| Early/Lower Hettangian | Canada (British Columbia) | Nevadaphyllites microumbilicatus (208922) | |
| Hettangian | New Zealand (Southland) | Nevadaphyllites pounamuus (234341) | |
| Hettangian | New Zealand | Nevadaphyllites pounamuus (134190) | |
| Middle Hettangian | Canada (British Columbia) | Nevadaphyllites microumbilicatus (208923) | |
| Middle Hettangian - Late/Upper Hettangian | New Caledonia | Nevadaphyllites pounamuus (198410) | |
| Late/Upper Hettangian - Early/Lower Sinemurian | New Caledonia | Nevadaphyllites pounamuus (198413) |