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Australokaskia corrugata

Trilobita - Proetida - Phillipsiidae

Taxonomy
Australokaskia (Australokaskia) corrugata was named by Engel and Morris (1994). Its type specimen is AMF 90247a/b, a cephalon/head, and it is a 3D body fossil. Its type locality is NU L484. Oaky Creek, east of Dungog, which is in an Ivorian transition zone/lower shoreface sandstone/limestone in the Ararat Formation of Australia. It is the type species of Australokaskia, Australokaskia (Australokaskia).

It was recombined as Australokaskia corrugata by Vanderlaan and Ebach (2015).

Synonymy list
YearName and author
1994Australokaskia (Australokaskia) corrugata Engel and Morris pp. 82 - 84 figs. pl. 1, figs. 1–9
2015Australokaskia corrugata Vanderlaan and Ebach p. 26 figs. 5.1 - 5.3

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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
subfamilyCummingellinaeHahn and Hahn 1967
genusAustralokaskiaEngel and Morris 1994
speciescorrugata(Engel and Morris 1994)

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.

†Australokaskia corrugata Engel and Morris 1994
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Diagnosis
ReferenceDiagnosis
T. A. Vanderlaan and M. C. Ebach 2015Glabella not reaching anterior margin, separated by very narrow furrow; widest at δ; L1 small, rounded; S2 & S3 distinct but short; anterior border with terrace ridges; β – β wider than δ – δ; eyes long, moderately wide; lateral borders steeply inclined; short genal spines. Pygidium with 11 axial rings, seven pleural ribs; wide border with distinct border furrow.
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: Fortey and Owens 1999, Aberhan et al. 2004, Whittington et al. 1997

Age range: base of the Ivorian to the top of the Visean or 353.80000 to 330.90000 Ma

Collections (3 total)


Time interval Ma Country or state Original ID and collection number
Tournaisian - Visean358.9 - 330.9Australia (New South Wales) Australokaskia corrugata (217058)
Ivorian353.8 - 346.7Australia (New South Wales) Australokaskia corrugata (217057)
Visean346.7 - 330.9Australia (New South Wales) Australokaskia corrugata (217048)