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Similoconcha symmetrica

Bivalvia - Nuculida - Nuculidae

Taxonomy
Similoconcha symmetrica was named by Zhang (1977). It is not extant. Its type specimen is IV55044. Its type locality is Xiashankou, Changsha, which is in a Givetian marine horizon in the Qiziqiao Formation of China. It is the type species of Similoconcha.

Synonymy list
YearName and author
1977Similoconcha symmetrica Zhang

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
RankNameAuthor
Eubivalvia
subclassProtobranchia(Pelseneer 1889)
superorderNuculiformiiDall 1889
orderNuculida(Dall 1889)
superfamilyNuculoidea(Gray 1824)
familyNuculidaeGray 1824
genusSimiloconchaZhang 1977
speciessymmetricaZhang 1977

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.

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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragonitef
Entire body: yesf
Adult length: 1.0 to < 10f
Adult width: 1.0 to < 10f
Adult height: 1.0 to < 10f
Thickness: thinf
Folds: nonef
Ribbing: minorf
Spines: nonef
Internal reinforcement: nonef
Ontogeny: accretionf
Environment: coastal, inner shelf, outer shelf, oceanicf
Locomotion: facultatively mobilef
Life habit: infaunalf
Diet: deposit feederf
Diet 2: suspension feederf
Vision: blindc
Created: 2008-11-15 10:09:53
Modified: 2009-08-18 20:13:53
Source: f = family, c = class
References: Aberhan et al. 2004, Mikkelsen and Bieler 2008

Age range: Givetian or 387.95000 to 382.31000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Givetian387.95 - 382.31China (Hunan) Similoconcha symmetrica (type locality: 200821)