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Delaria westexensis

Trilobita - Proetida - Phillipsiidae

Taxonomy
Delaria westexensis was named by Brezinski (1992). Its type specimen is USNM 447549, a pygidium, and it is not a trace fossil. Its type locality is USNM721j, Hess Canyon, Glass Mountains, which is in a Roadian slope limestone in the Road Canyon Formation of Texas.

Synonymy list
YearName and author
1992Delaria westexensis Brezinski p. 935 figs. 9.1-9.6, 9.16-9.18

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
RankNameAuthor
classTrilobitaWalch 1771
orderProetidaFortey and Owens 1975
superfamilyProetoideaHawle and Corda 1847
familyPhillipsiidaeOehlert 1886
subfamilyDitomopyginaeHupe 1953
genusDelariaWeller 1944
specieswestexensis

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.

Delaria westexensis Brezinski 1992
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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 02:34:58
Modified: 2009-12-19 04:34:58
Source: f = family, o = order, c = class
References: Whittington et al. 1997, Aberhan et al. 2004, Fortey and Owens 1999

Age range: base of the Kungurian to the top of the Roadian or 279.30000 to 268.80000 Ma

Collections (4 total)


Time interval Ma Country or state Original ID and collection number
Kungurian279.3 - 272.3USA (Texas) Delaria westexensis (131768)
Roadian272.3 - 268.8USA (Texas) Delaria westexensis (type locality: 101783 101807 102607)