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Kochina americana

Trilobita - Ptychopariida

Taxonomy
Olenopsis americanus was named by Walcott (1912). Its type specimen is USNM 58368-71 and is a 3D body fossil. Its type locality is 4V. Gordon Creek, 9.6 km from the South Fork of Flathead River, which is in a Delamaran marine shale in the Gordon Shale Formation of Montana.

It was recombined as Kochina americanus by Resser (1935); it was recombined as Kochina americana by Sundberg (2004).

Sister species lacking formal opinion data

Synonymy list
YearName and author
1912Olenopsis americanus Walcott p. 243 figs. pi. 36, figs. 8-11
1935Kochina americanus Resser p. 40
2004Kochina americana Sundberg pp. Appendix 2

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
RankNameAuthor
classTrilobitaWalch 1771
subclassLibristoma
orderPtychopariidaSwinnerton 1915
suborderPtychopariinaRichter 1933
superfamilyPtychopariaceaMatthew 1887
genusKochina
speciesamericana()

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.

Kochina americana Walcott 1912
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitec
Composition 2: chitinc
Entire body: yesg
Adult length: 10 to < 100g
Adult width: 10 to < 100g
Ribbing: noneg
Spines: noneg
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingc
Life habit: low-level epifaunalc
Diet: deposit feedersubo
Created: 2009-02-26 11:51:26
Modified: 2009-02-26 13:51:26
Source: g = genus, subo = suborder, c = class
References: Fortey and Owens 1999, Aberhan et al. 2004, Hendy 2009

Age range: Delamaran or 511.20000 to 506.50000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Delamaran511.2 - 506.5Canada (Alberta) Kochina americana (225276)
Delamaran511.2 - 506.5USA (Montana) Olenopsis americanus (type locality: 225273)