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Arctocephalitinae
Taxonomy
Arctocephalitinae was named by Meledina (1968). Its type is Arctocephalites.
It was assigned to Cardioceratidae by Callomon and Wright (1989), Mitta (2016).
It was assigned to Cardioceratidae by Callomon and Wright (1989), Mitta (2016).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1968 | Arctocephalitinae Meledina |
| 1989 | Arctocephalitinae Callomon and Wright |
| 2016 | Arctocephalitinae Mitta p. 360 |
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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.
Subfm. †Arctocephalitinae Meledina 1968
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G. †Arcticoceras
G. †Arctocephalites
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†Arctocephalites (Cranocephalites) costidensus Imlay 1962
†Arctocephalites (Cranocephalites) gracilis Spath 1932
†Arctocephalites (Cranocephalites) maculatus Spath 1932
†Arctocephalites (Cranocephalites) platynotus Spath 1932
†Arctocephalites (Cranocephalites) pompeckji Madsen 1904
†Arctocephalites (Cranocephalites) sawtoothensis Imlay 1948
†Arctocephalites alticostus Imlay 1962
†Arctocephalites arcticus Newton 1897
†Arctocephalites callomoni Frebold 1964
†Arctocephalites elegans Spath 1932
†Arctocephalites saypoensis Imlay 1962
G. †Paracadoceras
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†Cadoceras (Paracadoceras) chisikense Imlay 1953
†Cadoceras (Paracadoceras) moffiti Imlay 1953
†Cadoceras (Paracadoceras) multiforme Imlay 1953
†Cadoceras (Paracadoceras) tonniense Imlay 1953
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: base of the Early/Lower Bathonian to the top of the Callovian or 168.20000 to 161.50000 Ma
Collections (69 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Bathonian | USA (Montana) | Arcticoceras sp., Arctocephalites sawtoothensis (68854) Arctocephalites gracilis (68865) Arctocephalites maculatus (68851 68861) Arctocephalites sawtoothensis (68843 68846 68860 68863) Arctocephalites sawtoothensis, Arctocephalites gracilis, Arctocephalites platynotus (68844) Arctocephalites sawtoothensis, Arctocephalites maculatus (68850 68856) Arctocephalites saypoensis (68869) Arctocephalites sp. (68840 68842 68853 68855 68857 68859 68862 68867) | |
| Bathonian | USA (Alaska) | Arctocephalites alticostus (68801 68821) Arctocephalites alticostus, Arctocephalites costidensus (68759) Arctocephalites alticostus, Arctocephalites sp. (68790) Arctocephalites costidensus (68754 68758 68761 68769 68806) Arctocephalites pompeckji (68770 68772 68805) Arctocephalites pompeckji, Arctocephalites costidensus (68771 68773 68774) Arctocephalites sp. (68755 68766 68793 68797 68800 68802 68804 68807 68820) Arctocephalites sp., Arctocephalites alticostus (68808) | |
| Bathonian | Greenland | Arcticoceras ishmae (141379) | |
| Early/Lower Bathonian | Russian Federation | Arcticoceras ishmae (68354) | |
| Middle Bathonian | Russian Federation | Arcticoceras ishmae (198894) | |
| Middle Bathonian | Canada (Nunavut) | Arctocephalites sp., Arctocephalites elegans, Arctocephalites callomoni, Arctocephalites arcticus (236661) | |
| Middle Bathonian | North Atlantic | Arctocephalites sphaericus, Arctocephalites sp. (35299) | |
| Bathonian - Callovian | Canada (British Columbia) | Cadoceras moffiti (37627) | |
| Callovian | USA (Alaska) | Cadoceras chisikense (158653) Cadoceras moffiti (158881) Cadoceras multiforme (158682) Cadoceras multiforme, Cadoceras tonniense (158665) Cadoceras tonniense (158696 158700 158701 158703 158705 158884 158885 158887) | |
| Callovian | USA (Wyoming) | Arcticoceras sp. (172984) | |
| Callovian | Svalbard and Jan Mayen | Arcticoceras sp. (212943 212974) | |
| Early/Lower Callovian | Canada (British Columbia) | Cadoceras tonniense (185051) | |
| Early/Lower Callovian | USA (Alaska) | Arcticoceras sp. (5235 5485) |