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Olenellus thompsoni

Trilobita - Redlichiida - Olenellidae

Olenus thompsoni was named by Hall (1859). Its type specimen is YPM 8189 and is a 3D body fossil. It is the type species of Olenellus, Olenellus (Olenellus).

It was recombined as Barrandia thompsoni by Hall (1860); it was recombined as Paradoxides thompsoni by Barrande (1861); it was recombined as Elliptocephala thompsoni by Miller (1889); it was recombined as Olenellus (Olenellus) thompsoni by Palmer and Repina (1993) and Lieberman (1998); it was recombined as Olenellus thompsoni by Hall (1861), Hall (1862), Ford (1881), Walcott (1886), Holm (1887), Lesley (1889), Walcott (1891), Cole (1892), Frech (1897), Moberg (1899), Lindström (1901), Walcott (1910), Resser and Howell (1938) and Lieberman (1999).

Sister species lacking formal opinion data

Synonymy list
YearName and author
1859Olenus thompsoni Hall
1860Barrandia thompsoni Hall
1861Paradoxides thompsoni Barrande p. 276 figs. Pl. 5, Fig. 6
1861Olenellus thompsoni Hall
1862Olenellus thompsoni Hall p. 114
1881Olenellus thompsoni Ford p. 258 fig. 12
1886Olenellus thompsoni Walcott pp. 167-168 figs. . 17, figs. 2, 4 and 9; pi. 22, fig. i, and pi. 23, fig. I
1887Olenellus thompsoni Holm p. 514
1889Olenellus thompsoni Lesley p. 491
1889Elliptocephala thompsoni Miller p. 546 fig. 1003
1891Olenellus thompsoni Walcott figs. pi. 82, figs, i and la; pi. 83, figs, i and la
1892Olenellus thompsoni Cole p. 343
1897Olenellus thompsoni Frech figs. Pl. 1a, Fig. 7
1899Olenellus thompsoni Moberg pp. 314 and 317 figs. Pl. 13, Fig. 2
1901Olenellus thompsoni Lindström p. 12
1910Olenellus thompsoni Walcott p. 336 figs. Plate 34, Fig. 9; Plate 35, Figs. 1-7
1938Olenellus thompsoni Resser and Howell p. 219
1993Olenellus (Olenellus) thompsoni Palmer and Repina p. 22
1998Olenellus (Olenellus) thompsoni Lieberman p. 68
1999Olenellus thompsoni Lieberman p. 15

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EubilateriaAx 1987
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
orderRedlichiidaRichter 1932
genusOlenellusHall 1861
speciesthompsoni(Hall 1859)

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 thompsoni Hall 1859
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No diagnoses are available
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: Hendy 2009, Whittington et al. 1997, Aberhan et al. 2004, Hendy et al. 2009

Age range: base of the Dyeran to the top of the Furongian or 515.30000 to 485.40000 Ma

Collections (5 total)

Time interval Ma Country or state Original ID and collection number
Dyeran515.3 - 511.2Canada (Newfoundland and Labrador) Olenellus thompsoni (9900)
Dyeran515.3 - 511.2USA (Vermont) Olenellus thompsoni (121235)
Dyeran515.3 - 511.2Canada (Newfoundland) Olenellus thompsoni (195923 195929)
Furongian497.0 - 485.4Svalbard and Jan Mayen Olenellus thompsoni (212581)