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Olenellus clarki

Trilobita - Redlichiida - Olenellidae

Taxonomy
Paedumias clarki was named by Resser (1928). Its type specimen is USNM 78393, 78394 and is a 3D body fossil.

It was recombined as Paedeumias clarki by Riccio (1952); it was recombined as Olenellus (Paedeumias) clarki by Palmer (1998); it was recombined as Olenellus clarki by Palmer and Halley (1979), Levi-Setti (1993) and Lieberman (1999).

Sister species lacking formal opinion data

Synonymy list
YearName and author
1928Paedumias clarki Resser p. 9 figs. Plate 3, figs. 1, 2
1952Paedeumias clarki Riccio p. 33 figs. Plate 9, figures 1-4
1979Olenellus clarki Palmer and Halley pp. 68-69 figs. pl. 3 f. 3, 4, not 1, 2, 5
1993Olenellus clarki Levi-Setti p. 128 figs. pl. 55-57 (not 58)
1998Olenellus (Paedeumias) clarki Palmer p. 670
1999Olenellus clarki Lieberman p. 21 figs. 3.2 to 3.5

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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
familyOlenellidae
subfamilyOlenellinae
genusOlenellusHall 1861
speciesclarki()

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.

Olenellus clarki Resser 1928
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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
Spines: majorg
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingo
Life habit: low-level epifaunalo
Diet: deposit feedero
Vision: well-developedf
Created: 2009-02-25 08:45:18
Modified: 2009-02-25 12:04:51
Source: g = genus, f = family, o = order, c = class
References: Aberhan et al. 2004, Hendy et al. 2009, Whittington et al. 1997, Hendy 2009

Age range: base of the Dyeran to the top of the Delamaran or 515.30000 to 506.50000 Ma

Collections (25 total)


Time interval Ma Country or state Original ID and collection number
Cambrian538.8 - 485.4Canada (Northern Territories) Olenellus clarki (228650)
Dyeran515.3 - 511.2USA (California) Olenellus clarki (10603 10604 10605 10606 10607 10608 149610 149614 149631 149638 149651 149696 230439) Paedeumias clarki (192036 219693 219694 219695 219698 219699)
Dyeran515.3 - 511.2USA (Nevada) Olenellus clarki (149555 149556 149557)
Delamaran511.2 - 506.5USA (California) Olenellus clarki (219700 219701)