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Barremites primitivus
Taxonomy
Barremites primitivus was named by Cecca et al. (1998). Its type specimen is Museum of Cagli RS 2, a shell, and it is a 3D body fossil. Its type locality is Series RS, Stirpeto, which is in a Hauterivian offshore lime mudstone in the Maiolica Formation of Italy.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1998 | Barremites primitivus Cecca et al. p. 77 figs. Pl 3, figs 1-20; text-fig 10a-g, 11 |
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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.
†Barremites primitivus Cecca et al. 1998
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 34 | 14.8 | 10.0 | 22.0 | 14.8 | 2.22 | |
| shell diameter | 34 | 29.0 | 18.5 | 43.0 | 28.0 | 4.94 | |
| shell inflation | 34 | 4.51 | 2.00 | 8.00 | 4.25 | 1.47 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: Late/Upper Hauterivian or 136.40000 to 130.00000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Hauterivian | Spain (Comunidad Valenciana) | Barremites primitivus (169145) | |
| Late/Upper Hauterivian | Italy | Barremites primitivus (168437 168438 168439 type locality: 168440 168441 168452) |