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Onchocephalus maior

Trilobita - Antagmidae

Taxonomy
Onchocephalus maior was named by Rasetti (1951).

Sister species lacking formal opinion data
O. major, O. skapta, O. supramus

Synonymy list
YearName and author
1951Onchocephalus maior Rasetti p. 234 figs. pl. 14, figs 19 - 23
2003Onchocephalus maior Sundberg and McCollum pp. 974 - 976 figs. Plate 7, figure 8

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Ecdysozoa
—Panarthropoda
RankNameAuthor
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
familyAntagmidaeHupé 1953
genusOnchocephalusResser 1937
speciesmaiorRasetti 1951

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.

†Onchocephalus maior Rasetti 1951
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Diagnosis
No diagnoses are available
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: carnivorec
Vision: well-developedf
Created: 2009-12-19 03:48:04
Modified: 2009-12-19 05:48:04
Source: f = family, c = class
References: Aberhan et al. 2004, Whittington et al. 1997

Age range: base of the Middle Cambrian to the top of the Delamaran or 509.00000 to 506.50000 Ma

Collections (5 total)


Time interval Ma Country or state Original ID and collection number
Delamaran511.2 - 506.5USA (Nevada) Onchocephalus maior (69410 69447)
Solvan510.2 - 504.5Canada (British Columbia) Onchocephalus maior (56703 56704)
Middle Cambrian509.0 - 497.0Canada (British Columbia) Onchocephalus maior (188658)