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Elliptocephala sequomalus

Trilobita - Redlichiida - Wanneriidae

Taxonomy
Olenellus sequomalus was named by Fritz (1972). Its type specimen is GSC 27341, a cephalon/head (cranidium), and it is a 3D body fossil. Its type locality is Sekwi Formation - collection 73049, which is in a Cambrian marine limestone in the Sekwi Formation of Canada.

It was recombined as Elliptocephala sequomalus by Lieberman (1999).

Synonymy list
YearName and author
1972Olenellus sequomalus Fritz p. 15 figs. Pl. 12. figs. 7,8
1999Elliptocephala sequomalus Lieberman p. 57 fig. 12.12

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Ecdysozoa
—Panarthropoda
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
RankNameAuthor
classTrilobitaWalch 1771
orderRedlichiidaRichter 1932
suborderOlenellina
superfamilyOlenelloidea
familyWanneriidae(Hupé 1952)
genusElliptocephala
speciessequomalus()

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: low Mg calcitec
Composition 2: chitinc
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingo
Life habit: low-level epifaunalo
Diet: deposit feedero
Created: 2009-09-21 20:18:56
Modified: 2012-08-27 07:43:00
Source: o = order, c = class
References: Aberhan et al. 2004, Hendy et al. 2009

Age range: Early/Lower Cambrian or 538.80000 to 509.00000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Early/Lower Cambrian538.8 - 509.0Canada (Northwest Territories) Olenellus sequomalus (type locality: 156177)