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Stephanozyga ornamentaria
Taxonomy
Loxonema ornamentaria was named by Netchaev (1894). Its type specimen is KGM 13-224, a shell, and it is a mold. Its type locality is Volga River near Krasnovidovo, which is in a Roadian shallow subtidal grainstone in the Uslon Formation of the Russian Federation.
It was recombined as Stephanozyga ornamentaria by Mazaev (2015).
It was recombined as Stephanozyga ornamentaria by Mazaev (2015).
Synonymy list
Year | Name and author |
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1894 | Loxonema ornamentaria Netchaev p. 363 figs. Pl 12, fig 39 |
2015 | Stephanozyga ornamentaria Mazaev p. 968 figs. Pl 35, figs 13,14 |
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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.
†Stephanozyga ornamentaria Netchaev 1894
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Diagnosis
No diagnoses are available
Measurements
part | N | mean | minimum | maximum | median | s.d. | |
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shell height | 2 | 16.4 | 13.3 | 20.3 | 16.8 | 4.95 |
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Source: c = class | |||||
Reference: Kiessling 2004 |