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Albertella highlandensis

Trilobita - Corynexochida - Zacanthoididae

Taxonomy
Albertella highlandensis was named by Eddy and McCollum (1998). Its type specimen is USNM 493066 and is a 3D body fossil.

Sister species lacking formal opinion data
A. hellena

Synonymy list
YearName and author
1998Albertella highlandensis Eddy and McCollum pp. 870 - 873 figs. 6.1-6.8

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Ecdysozoa
—Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
orderCorynexochida
suborderCorynexochinaKobayashi 1935
familyZacanthoididaeSwinnerton 1915
genusAlbertella
specieshighlandensis

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.

†Albertella highlandensis Eddy and McCollum 1998
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Diagnosis
ReferenceDiagnosis
J. D. Eddy and L. B. McCollum 1998Cranidia with anteriorly expanded glabella; pal- pebral lobe situated opposite glabellar midlength; median node on occipital ring; broadly expanded fixigena behind palpebral lobe; fine granular ornamentation on anterior third of glabella only. Pygidia with four axial ring segments; poorly developed, thin, linear transverse nodes on anterior two axial rings, four pleural furrows; shallow border furrow; marginal spines directed posteriorly to slightly convex inward; fine granular ornamentation on border and spines only.
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
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: actively mobileo
Life habit: nektobenthico
Diet: carnivoreo
Vision: well-developedf
Created: 2009-06-02 14:41:56
Modified: 2009-06-02 16:41:56
Source: g = genus, f = family, o = order, c = class
References: Aberhan et al. 2004, Hendy et al. 2009, Hendy 2009

Age range: base of the Solvan to the top of the Delamaran or 510.20000 to 506.50000 Ma

Collections (25 total)


Time interval Ma Country or state Original ID and collection number
Delamaran511.2 - 506.5USA (Nevada) Albertella highlandensis (9410 9411 9435)
Solvan510.2 - 504.5USA (Nevada) Albertella highlandensis (9415 9416 9424 9425 9426 9429 9430 9432 9433 9434 9446 9447 9448 9449 9450 9451 9456 9460 9461 9462 9469 9472)