| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Orthodiscus fragilis
Taxonomy
Orthodiscus fragilis was named by Schrammen (1924). It is not extant. It is the type species of Orthodiscus.
Synonymy list
| Year | Name and author |
|---|---|
| 1924 | Orthodiscus fragilis Schrammen |
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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.
†Orthodiscus fragilis Schrammen 1924
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Bambach et al. 2007, Kiessling 2004 | |||||
Age range: base of the Coniacian to the top of the Late/Upper Maastrichtian or 89.80000 to 66.00000 Ma
Collections (9 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Coniacian | France (Nord-Pas de Calais) | Orthodiscus fragilis (113561 113586 113633 113634) | |
| Santonian | France (Picardie) | Orthodiscus fragilis (112659) | |
| Campanian | France (Picardie) | Orthodiscus fragilis (113635) | |
| Late/Upper Campanian | Poland | Orthodiscus fragilis (110119) | |
| Early/Lower Maastrichtian | Poland | Orthodiscus fragilis (110338) | |
| Late/Upper Maastrichtian | Poland | Orthodiscus fragilis (110438) |