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Onchocephalites laevis

Artiopoda - Ptychopariida - Ptychopariidae

Taxonomy
Onchocephalites laevis was named by Rasetti (1957). It is a 3D body fossil. Its type locality is Mt. Field Section, bed W28fg, which is in a Solvan carbonate limestone in the Mt. Whyte Formation of Canada.

Sister species lacking formal opinion data

Synonymy list
YearName and author
1957Onchocephalites laevis Rasetti p. 962 figs. pl. 121, figs 5 - 9, text-fjg. 2.
2003Onchocephalites laevis Sundberg and McCollum p. 971 figs. Plate 6, figure 16

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
EcdysozoaAguinaldo et al. 1997
Panarthropoda
phylumArthropodaGravenhorst 1843
RankNameAuthor
classArtiopodaHou and Bergstrom
classTrilobitaWalch 1771
subclassLibristoma
orderPtychopariidaSwinnerton 1915
familyPtychopariidaeMatthew 1887
genusOnchocephalitesRasetti 1957
specieslaevisRasetti 1957

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.

Onchocephalites laevis Rasetti 1957
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitec
Composition 2: chitinc
Entire body: yesf
Adult length: 10 to < 100f
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingc
Life habit: low-level epifaunalc
Diet: carnivorec
Vision: well-developedf
Created: 2009-06-11 20:00:46
Modified: 2009-12-19 06:30:51
Source: f = family, c = class
References: Hendy 2009, Aberhan et al. 2004

Age range: base of the Solvan to the top of the Delamaran or 508.20000 to 505.30000 Ma

Collections (5 total)


Time interval Ma Country or state Original ID and collection number
Delamaran509.7 - 505.3USA (California) Onchocephalites laevis (69499 69506 69508 69509)
Solvan508.2 - 504.5Canada (British Columbia) Onchocephalites laevis (type locality: 56721)