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Stephanozyga ornamentaria

Gastropoda - Pseudozygopleuridae

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).

Synonymy list
YearName and author
1894Loxonema ornamentaria Netchaev p. 363 figs. Pl 12, fig 39
2015Stephanozyga ornamentaria Mazaev p. 968 figs. Pl 35, figs 13,14

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
phylumMollusca
RankNameAuthor
classGastropoda
subclassCaenogastropoda(Cox 1959)
superfamilyZygopleuroidea
familyPseudozygopleuridae()
genusStephanozyga()
speciesornamentaria(Netchaev 1894)

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
partNmeanminimummaximummedians.d.
shell height216.413.320.316.84.95

Composition: aragonitec
Locomotion: actively mobilec
Life habit: epifaunalc
Vision: limitedc
Created: 2004-02-29 11:40:59
Modified: 2010-02-11 01:35:02
Source: c = class
Reference: Kiessling 2004

Age range: base of the Roadian to the top of the Wordian or 272.30000 to 265.10000 Ma

Collections (3 total)


Time interval Ma Country or state Original ID and collection number
Roadian272.3 - 268.8Russian Federation (Tatarstan) Loxonema ornamentaria (126331) Stephanozyga ornamentaria (174707)
Wordian268.8 - 265.1Russian Federation Loxonema ornamentaria (197764)