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Pycnosterinx
Taxonomy
Pycnosterinx was named by Heckel (1849) [Sepkoski's age data: K Sant Sepkoski's reference number: 915].
It was assigned to Polymixiidae by Patterson (1964) and Patterson (1993); and to Polymixiiformes by Sepkoski (2002).
It was assigned to Polymixiidae by Patterson (1964) and Patterson (1993); and to Polymixiiformes by Sepkoski (2002).
Synonyms
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Synonymy list
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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.
G. †Pycnosterinx Heckel 1849
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†Pycnosterinx discoides Heckel 1849
†Pycnosterinx dorsalis Pictet 1850
†Pycnosterinx dubius Davis 1887
†Pycnosterinx elongatus Pictet and Humbert 1866
†Pycnosterinx gracilis Davis 1887
†Pycnosterinx latus Davis 1887
†Pycnosterinx niger Costa 1857
Invalid names: Imogaster Costa 1857 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, subp = subphylum | |||||
| References: Carroll 1988, Hendy et al. 2009 | |||||
Age range: base of the Late/Upper Cenomanian to the top of the Late/Upper Santonian or 99.60000 to 83.50000 Ma
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Cenomanian | Lebanon | P. dubius (221158) | |
| Late/Upper Santonian | Lebanon | Imogaster auratus, Beryx niger (221191) P. discoides (221187) P. discoides, Imogaster auratus, P. gracilis, P. latus (170327) P. discoides, P. elongatus (221226) P. russeggerii, P. discoides (221189) |