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Arctonautilus
Taxonomy
Arctonautilus was named by Sobolev (1989). Its type is Arctonautilus dolganensis.
It was assigned to Tainoceratidae by Dagis et al. (1996).
It was assigned to Tainoceratidae by Dagis et al. (1996).
Species
A. dolganensis (type species), A. egorovi, A. ljubovae, A. migayi, A. orbiculatus, A. spatiosus, A. toscanensis, A. zvetkovi
Synonymy list
Year | Name and author |
---|---|
1989 | Arctonautilus Sobolev p. 66 |
1996 | Arctonautilus Dagis et al. p. 81 |
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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. †Arctonautilus Sobolev 1989
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†Arctonautilus dolganensis Sobolev 1989
†Arctonautilus egorovi Sobolev 1989
†Arctonautilus ljubovae Schastlivtceva 1981
†Arctonautilus migayi Sobolev 1989
†Arctonautilus orbiculatus Sobolev 1989
†Arctonautilus spatiosus Sobolev 1989
†Arctonautilus toscanensis Sobolev 1989
†Arctonautilus zvetkovi Sobolev 1989
Diagnosis
No diagnoses are available
Measurements
part | N | mean | minimum | maximum | median | s.d. | |
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shell height | 13 | 53.8 | 31.2 | 105.7 | 51.8 | 22.0 | |
shell diameter | 13 | 105.4 | 63.7 | 188.5 | 96.0 | 39.9 | |
shell inflation | 13 | 22.4 | 14.0 | 35.6 | 20.0 | 7.74 |
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Source: o = order, c = class | |||||
References: Kiessling 2003, Kiessling 2004 |
Age range: Aegean or 247.20000 to 242.00000 Ma
Collections (21 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Aegean | Russian Federation | A. dolganensis (166649 166650 166651 166652) A. ljubovae (97132 135850 166653) A. spatiosus (166655) | |
Anisian | Svalbard and Jan Mayen | A. toscanensis (166528) | |
Anisian | Russian Federation | A. egorovi (124551 124552 124576 124640) A. sp. (124649) | |
Bithynian | Russian Federation | A. migayi, A. zvetkovi (107192) | |
Illyrian | Russian Federation | A. egorovi (107118 135737 151189 166656 166657) A. orbiculatus (166658) |