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Pterocephalia punctata

Trilobita - Olenida - Pterocephaliidae

Taxonomy
Pterocephalia punctata was named by Palmer (1965) [Assigned questionably to genus]. Its type specimen is USNM 141742, a cephalon/head (cranidium), and it is a 3D body fossil.

Sister species lacking formal opinion data

Synonymy list
YearName and author
1965Pterocephalia punctata Palmer p. 71 figs. Pl. 17, fig. 8

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
orderOlenida
familyPterocephaliidaeKobayashi 1935
subfamilyPterocephaliinae
genusPterocephaliaRoemer 1849
speciespunctata

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.

Pterocephalia punctata Palmer 1965
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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: minorg
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingc
Life habit: low-level epifaunalc
Diet: carnivorec
Vision: well-developedf
Created: 2009-06-10 08:27:33
Modified: 2009-06-10 10:27:33
Source: g = genus, f = family, c = class
References: Hendy 2009, Aberhan et al. 2004, Whittington et al. 1997

Age range: Steptoean or 497.00000 to 493.50000 Ma

Collections (4 total)


Time interval Ma Country or state Original ID and collection number
Steptoean497.0 - 493.5USA (Nevada) Pterocephalia punctata (111324 122136)
Steptoean497.0 - 493.5USA (Nevada and Utah) Pterocephalia punctata (74910)
Furongian497.0 - 485.4USA (California) Pterocephalia punctata (226281)