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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Wicherella semiora
Taxonomy
Wicherella semiora was named by Lord (1972). Its type specimen is HU 54.J.27, a carapace, and it is a 3D body fossil. Its type locality is Ridge Cliff (Down Cliff Sands), which is in a Margaritatus marine horizon in the Down Cliff Sands Formation of the United Kingdom. It is the type species of Wicherella.
Synonymy list
| Year | Name and author |
|---|---|
| 1972 | Wicherella semiora Lord p. 189 figs. Pl 39, figs 1-13text-fig 2 |
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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.
†Wicherella semiora Lord 1972
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| carapace height | 1 | 0.350 | - | - | - | - | |
| valve height | 5 | 0.358 | 0.340 | 0.390 | 0.350 | 0.019 |
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| Source: o = order, c = class | |||||
| References: Jell and Adrain 2002, Kiessling 2004 | |||||
Age range: Pliensbachian or 192.90000 to 184.20000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Margaritatus | United Kingdom (England) | Wicherella semiora (158483) | |
| Pliensbachian | France | Wicherella semiora (199718 199719 199721) | |
| Pliensbachian - Early/Lower Toarcian | France | Wicherella semiora (199724) |