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Politicurus politus

Trilobita - Proetida - Hystricuridae

Taxonomy
Hystricurus politus was named by Ross (1951) [Paratypes: YPM 17956, 17954, 17958, 17959]. Its type specimen is YPM 17955, a cephalon/head (cranidium), and it is a 3D body fossil. Its type locality is Locality 7, Franklin Basin, Zone "B", which is in a Gasconadian shallow subtidal horizon in the Garden City Formation of Idaho. It is the type species of Politicurus.

It was recombined as Politicurus politus by Adrain et al. (2003).

Synonymy list
YearName and author
1951Hystricurus politus Ross p. 45 figs. Pl. 15, figs. 3, 4, 6
2003Politicurus politus Adrain et al. p. 578

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—EcdysozoaAguinaldo et al. 1997
—Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
orderProetidaFortey and Owens 1975
familyHystricuridaeHupé 1953
subfamilyHintzecurinae
genusPoliticurus
speciespolitus()

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.

†Politicurus politus Ross 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: deposit feedero
Vision: well-developedf
Created: 2009-12-19 02:34:11
Modified: 2009-12-19 04:34:11
Source: f = family, o = order, c = class
References: Aberhan et al. 2004, Fortey and Owens 1999, Whittington et al. 1997

Age range: base of the Skullrockian to the top of the Stairsian or 488.90000 to 481.70000 Ma

Collections (18 total)


Time interval Ma Country or state Original ID and collection number
Trempealeauan490.2 - 486.85USA (Utah) Hystricurus politus (219671)
Skullrockian488.9 - 483.4USA (Utah) Hystricurus politus (104158 104159 104160 104173 104174 104175 104182 104184 104185 105776) Politicurus politus (106394)
Skullrockian488.9 - 483.4USA (Idaho) Politicurus politus (106391)
Gasconadian486.85 - 477.1USA (Nevada) Hystricurus politus (104516)
Gasconadian486.85 - 477.1USA (Idaho) Hystricurus politus (103813 103826 type locality: 103827)
Stairsian483.4 - 481.7USA (Nevada) Hystricurus politus (278)