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Rhiphaeonautilus curticostatus
Taxonomy
Rhiphaeonautilus curticostatus was named by Ruzhentsev and Shimanskiy (1954). Its type specimen is PIN 442/251 and is a 3D body fossil. Its type locality is Aktasty River, eastern limestone ridge, Aktastinian, Aktyubinsk Region, which is in an Artinskian marine limestone in Kazakhstan. It is the type species of Rhiphaeonautilus.
Synonymy list
Year | Name and author |
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1954 | Rhiphaeonautilus curticostatus Ruzhentsev and Shimanskiy p. 117 figs. Pl 10, fig 8 |
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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.
†Rhiphaeonautilus curticostatus Ruzhentsev and Shimanskiy 1954
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Diagnosis
No diagnoses are available
Measurements
part | N | mean | |||||
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shell height | 1 | 6.60 | |||||
shell diameter | 1 | 17.7 | |||||
shell inflation | 1 | 7.60 |
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Source: o = order, c = class | |||||
References: Kiessling 2003, Kiessling 2004 |
Age range: Artinskian or 290.10000 to 279.30000 Ma
Collections: one only
Time interval | Ma | Country or state | Original ID and collection number |
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Artinskian | Kazakhstan | Rhiphaeonautilus curticostatus (type locality: 116788) |