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Phylloptychoceras
Taxonomy
Phylloptychoceras was named by Spath (1953) [Sepkoski's age data: K Camp K Maes-u Sepkoski's reference number: 971]. Its type is Ptychoceras sipho.
It was assigned to Diplomoceratidae by Spath (1953); to Polyptychoceratinae by Ward and Kennedy (1993); and to Ammonoidea by Sepkoski (2002).
It was assigned to Diplomoceratidae by Spath (1953); to Polyptychoceratinae by Ward and Kennedy (1993); and to Ammonoidea by Sepkoski (2002).
Species
Synonymy list
Year | Name and author |
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1953 | Phylloptychoceras Spath p. 16 |
1993 | Phylloptychoceras Ward and Kennedy p. 51 |
2002 | Phylloptychoceras 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 2003, Kiessling 2004 |
Age range: Late/Upper Maastrichtian or 70.60000 to 66.00000 Ma
Collections (2 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Late/Upper Maastrichtian | Denmark | P. sp. (67343) | |
Late/Upper Maastrichtian | India | Ptychoceras sipho (41428) |