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Rollierites minuendum
Taxonomy
Rollierites minuendum was named by Jeannet (1951). It is a 3D body fossil. Its type locality is Herznach, bed B.7 (Moesch collection), which is in a Callovian carbonate limestone in Switzerland.
Synonymy list
| Year | Name and author |
|---|---|
| 1951 | Rollierites minuendum Jeannet p. 125 figs. Pl 46, figs 1-4; text-figs 291-293 |
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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.
†Rollierites minuendum Jeannet 1951
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 3 | 17.0 | 15.0 | 20.0 | 16.5 | 2.57 | |
| shell diameter | 3 | 52.5 | 44.0 | 65.0 | 50.5 | 10.8 | |
| shell inflation | 3 | 21.1 | 18.0 | 26.0 | 20.0 | 4.16 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: base of the Middle Callovian to the top of the Late/Upper Callovian or 165.30000 to 161.50000 Ma
Collections (8 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Callovian | France | Rollierites minuendum (60617 60618) | |
| Middle Callovian | Switzerland | Rollierites minuendum (171592 171593 171703 type locality: 171734 171736) | |
| Middle Callovian - Late/Upper Callovian | Switzerland | Rollierites minuendum (171624) |