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Aristoptychites
Taxonomy
Aristoptychites was named by Diener (1916) [Sepkoski's age data: Tr Ladi-u Sepkoski's reference number: 302]. It is not extant. Its type is Ptychites gerardi.
It was assigned to Ptychitidae by Spath (1951), Tozer (1981); and to Ceratitida by Sepkoski (2002).
It was assigned to Ptychitidae by Spath (1951), Tozer (1981); and to Ceratitida by Sepkoski (2002).
Species
Species lacking formal opinion data
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. †Aristoptychites Diener 1916
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†Aristoptychites gerardi Blanford 1863
†Aristoptychites kolymensis Kiparisova 1937
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 4 | 27.6 | 26.0 | 32.0 | 26.5 | 2.87 | |
| shell diameter | 4 | 54.3 | 51.0 | 63.0 | 52.0 | 5.69 | |
| shell inflation | 4 | 11.4 | 10.0 | 14.0 | 11.0 | 1.73 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Illyrian | Greece (Epidavros) | A. sp. (211431) | |
| Fassanian | Svalbard and Jan Mayen | A. kolymensis (144477 144478 144479) | |
| Ladinian | Afghanistan (Paktia) | A. amarassicus (41679) A. mennessieri (41681) | |
| Ladinian | Russian Federation | A. kolymensis (202903) |