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Garantiana (Orthogarantiana) densicostata
Taxonomy
Ammonites densicostatus was named by Quenstedt (1886) [Ammonites garantianus densicostatus].
It was recombined as Orthogarantiana (Orthogarantiana) densicostata by Besnosov and Mitta (1993); it was recombined as Garantiana (Orthogarantiana) densicostata by Majidifard (2015).
It was recombined as Orthogarantiana (Orthogarantiana) densicostata by Besnosov and Mitta (1993); it was recombined as Garantiana (Orthogarantiana) densicostata by Majidifard (2015).
Synonyms
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Synonymy list
Year | Name and author |
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1886 | Ammonites densicostatus Quenstedt |
1956 | Garantiana krasnogorkensis Kakadze and Zesashvili |
1993 | Orthogarantiana (Orthogarantiana) densicostata Besnosov and Mitta p. 70 figs. Pl 7, figs 3,5 |
2015 | Garantiana (Orthogarantiana) densicostata Majidifard p. 33 figs. 4.1a-b |
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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.
†Garantiana (Orthogarantiana) densicostata Quenstedt 1886
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Invalid names: Garantiana krasnogorkensis Kakadze and Zesashvili 1956 [synonym]
Diagnosis
No diagnoses are available
Measurements
part | N | mean | minimum | maximum | median | s.d. | |
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shell height | 9 | 4.07 | 3.20 | 4.95 | 4.30 | 0.635 | |
shell diameter | 9 | 10.4 | 9.00 | 13.0 | 10.0 | 1.42 | |
shell inflation | 9 | 3.70 | 3.00 | 5.05 | 3.60 | 0.762 |
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Source: o = order, c = class | |||||
References: Kiessling 2004, Kiessling 2003 |
Age range: Late/Upper Bajocian or 168.60000 to 168.20000 Ma
Collections (5 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Subfurcatum | Russian Federation | Orthogarantiana densicostata (187897 187898) | |
Subfurcatum | Turkmenistan | Orthogarantiana densicostata (187362 187363) | |
Late/Upper Bajocian | Iran | Garantiana densicostata (175745) |