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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Psilotissotia (Psilotissotia)
Taxonomy
Psilotissotia (Psilotissotia) was named by Hyatt (1900).
It was assigned to Psilotissotia by Cecca et al. (1998).
It was assigned to Psilotissotia by Cecca et al. (1998).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1900 | Psilotissotia (Psilotissotia) Hyatt |
| 1998 | Psilotissotia (Psilotissotia) Cecca et al. p. 83 |
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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.
Subg. †Psilotissotia (Psilotissotia) Hyatt 1900
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†Psilotissotia (Psilotissotia) apenninica Cecca et al. 1998
†Psilotissotia (Psilotissotia) reigi Nickles 1894
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 6 | 14.6 | 10.0 | 18.0 | 15.5 | 3.14 | |
| shell diameter | 6 | 25.1 | 16.0 | 33.5 | 26.2 | 6.38 | |
| shell inflation | 6 | 0.757 | 0.500 | 1.50 | 0.750 | 0.408 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: Hauterivian or 132.60000 to 125.77000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Hauterivian | Italy | Psilotissotia reigi (50799) | |
| Late/Upper Hauterivian | Italy | Psilotissotia apenninica (168437) Psilotissotia apenninica, Psilotissotia reigi (168442) Psilotissotia sp., Psilotissotia apenninica (168440 168444) Psilotissotia sp., Psilotissotia apenninica, Psilotissotia reigi (168438 168439) |