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Anotoceras
Taxonomy
Anotoceras was named by Hyatt (1900) [Sepkoski's age data: Tr Indu-l Sepkoski's reference number: 302]. It is not extant. Its type is Prosphingites nala.
It was assigned to Ceratitida by Sepkoski (2002); and to Otoceratidae by Spath (1934), Tozer (1981) and Korn (2006).
It was assigned to Ceratitida by Sepkoski (2002); and to Otoceratidae by Spath (1934), Tozer (1981) and Korn (2006).
Species
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. †Anotoceras Hyatt 1900
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†Anotoceras costatum Wang and Chen 1979
†Anotoceras intermedium Spath 1930
†Anotoceras kama Diener 1897
†Anotoceras nala Diener 1897
†Anotoceras subtabulatus Brühwiler et al. 2008
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell height | 1 | 8.20 | |||||
| shell diameter | 1 | 25.0 | |||||
| shell inflation | 1 | 10.5 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: base of the Griesbachian to the top of the Smithian or 251.90200 to 247.20000 Ma
Collections (16 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Induan | India | Prosphingites kama (210992) | |
| Griesbachian | China (Xizang) | A. nala (229692 229693 229779) | |
| Griesbachian | Oman | A. nala (44792 44795 44801 44804 44824 44829 44831) | |
| Griesbachian | India | A. nala (44026 44028) Prosphingites kama (85463) | |
| Griesbachian - Smithian | China (Qinghai) | A. costatum (103160) | |
| Dienerian | China (Guangxi) | A. subtabulatus (104969) |