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Perexigupyge chouteauensis

Trilobita - Proetida - Phillipsiidae

Taxonomy
Perexigupyge chouteauensis was named by Brezinski (2000). Its type specimen is CM 45121 and is a 3D body fossil. Its type locality is Warren, Marion County, Chouteau Group, Compton Limestone, which is in a Kinderhookian sand shoal grainstone/packstone in the Compton Limestone Formation of Missouri.

Synonymy list
YearName and author
2000Perexigupyge chouteauensis Brezinski pp. 141 - 143 figs. 3A-G

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
RankNameAuthor
classTrilobitaWalch 1771
orderProetidaFortey and Owens 1975
superfamilyProetoideaHawle and Corda 1847
familyPhillipsiidaeOehlert 1886
subfamilyCummingellinaeHahn and Hahn 1967
genusPerexigupyge
specieschouteauensis

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.

Perexigupyge chouteauensis Brezinski 2000
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Diagnosis
ReferenceDiagnosis
D. K. Brezinski 2000Glabella tongue-shaped, wides! between the palpebral lobes. Pygidium outline semicircular, evenly convex, low relief.
Measurements
No measurements are available
Composition: low Mg calcitec
Composition 2: chitinc
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingc
Life habit: low-level epifaunalc
Diet: deposit feedero
Vision: well-developedf
Created: 2009-12-19 02:34:58
Modified: 2009-12-19 04:34:58
Source: f = family, o = order, c = class
References: Aberhan et al. 2004, Whittington et al. 1997, Fortey and Owens 1999

Age range: Kinderhookian or 358.90000 to 352.00000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Kinderhookian358.9 - 352.0USA (Missouri) Perexigupyge chouteauensis (type locality: 64793 64794)