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Ophionautilus
Taxonomy
Ophionautilus is a genus. It is not extant. Its type is Nautilus burtonensis.
It was assigned to Nautilida by Sepkoski (2002); and to Cenoceratidae by Branger (2004).
It was assigned to Nautilida by Sepkoski (2002); and to Cenoceratidae by Branger (2004).
Species
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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. †Ophionautilus
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†Ophionautilus burtonensis Foord and Crick 1890
†Ophionautilus catonis Gemmellaro 1886
†Ophionautilus schwalmi Prinz 1906
†Ophionautilus zitteli Gemmellaro 1886
Diagnosis
No diagnoses are available
Measurements
part | N | mean | minimum | maximum | median | s.d. | |
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shell height | 6 | 73.1 | 42.0 | 112.0 | 81.5 | 25.7 | |
shell diameter | 6 | 135.4 | 80.0 | 210.0 | 145.0 | 49.0 | |
shell inflation | 6 | 24.6 | 13.0 | 44.0 | 24.5 | 13.2 |
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Source: o = order, c = class | |||||
References: Kiessling 2003, Kiessling 2004 |
Age range: base of the Late/Upper Toarcian to the top of the Bathonian or 180.10000 to 166.10000 Ma
Collections (14 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Variabilis | France | O. schwalmi (167411) | |
Late/Upper Toarcian | France | O. schwalmi (167452) | |
Thouarsense | France | O. schwalmi (167410) | |
Late/Upper Toarcian - Aalenian | Italy | Nautilus catonis, Nautilus zitteli (171174) | |
Murchisonae | France | O. burtonensis, O. catonis (167446) O. catonis (167453) | |
Bajocian | Saudi Arabia | O. burtonensis (45301) | |
Bajocian | United Kingdom | Cenoceras burtonensis (170326) | |
Bathonian | Saudi Arabia | O. burtonensis (48299) O. burtonensis, O. catonis (48302) O. catonis (48303 48314 48477 48478) |