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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Polyrhipidium
Taxonomy
Polyrhipidium was named by Schrammen (1924) [Sepkoski's age data: K Sn]. It is not extant. Its type is Polyrhipidium cristagalli.
It was assigned to Phymaraphiniidae by Lagneau-Herenger (1962); and to Lithistida by Sepkoski (2002).
It was assigned to Phymaraphiniidae by Lagneau-Herenger (1962); and to Lithistida by Sepkoski (2002).
Species
P. cristagalli (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1924 | Polyrhipidium Schrammen |
| 1962 | Polyrhipidium Lagneau-Herenger |
| 2002 | Polyrhipidium Sepkoski |
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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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Whittington et al. 1997 | |||||
Age range: base of the Aptian to the top of the Early/Lower Turonian or 121.40000 to 89.80000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Aptian | Spain (Catalonia) | P. cristagalli (111533) | |
| Early/Lower Turonian | Germany (Bayern) | P. cristagalli (114012) |