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Parajaubertella
Taxonomy
Parajaubertella was named by Matsumoto (1942) [Sepkoski's age data: K Ceno]. Its type is Parajaubertella kawakitana.
It was assigned to Tetragonitidae by Jones (1967); to Tetragonitinae by Wright et al. (1996); to Ammonoidea by Sepkoski (2002); and to Gaudryceratinae by Hoffmann (2010), Shigeta et al. (2023).
It was assigned to Tetragonitidae by Jones (1967); to Tetragonitinae by Wright et al. (1996); to Ammonoidea by Sepkoski (2002); and to Gaudryceratinae by Hoffmann (2010), Shigeta et al. (2023).
Species
P. imlayi, P. kawakitana (syn. P. zizoh) (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1942 | Parajaubertella Matsumoto p. 666 |
| 1967 | Parajaubertella Jones p. 23 |
| 1996 | Parajaubertella Wright et al. p. 8 |
| 2002 | Parajaubertella Sepkoski |
| 2010 | Parajaubertella Hoffmann p. 64 |
| 2023 | Parajaubertella Shigeta et al. p. 407 |
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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. †Parajaubertella Matsumoto 1942
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†Parajaubertella imlayi Matsumoto 1959
†Parajaubertella kawakitana Matsumoto 1943
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Invalid names: Parajaubertella zizoh Matsumoto 1997 [synonym]
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 15 | 25.3 | 8.06 | 54.2 | 40.0 | 19.3 | |
| shell diameter | 15 | 56.6 | 20.1 | 114.6 | 86.5 | 39.2 | |
| shell inflation | 15 | 16.1 | 7.05 | 29.5 | 23.1 | 9.15 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: base of the Albian to the top of the Early/Lower Cenomanian or 113.20000 to 93.90000 Ma
Collections (12 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Albian | Canada (British Columbia) | P. imlayi (87505) | |
| Cenomanian | Japan | P. kawakitana (28175) | |
| Early/Lower Cenomanian | Japan | P. kawakitana (229678 229679 229680 229681 229682 236008) P. sp. (86983) | |
| Early/Lower Cenomanian | Japan (Hokkaido) | P. kawakitana (62650) P. sp. (70537) | |
| Late/Upper Cenomanian | Russian Federation | P. kawakitana (84222) |