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Stapeleyella inconstans

Trilobita - Trinucleida - Trinucleidae

Taxonomy
Stapeleyella inconstans was named by Whittard (1955). Its type specimen is GSM 92971 and is a 3D body fossil.

Synonymy list
YearName and author
1955Stapeleyella inconstans Whittard p. 36 figs. pl. 4, figs 7-13; pi. 5, figs 16
1987Stapeleyella inconstans Fortey and Owens pp. 212 - 213 figs. 78a-f

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—EcdysozoaAguinaldo et al. 1997
—Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
subclassLibristoma
orderTrinucleida(Swinnerton 1915)
familyTrinucleidaeHawle and Corda 1847
genusStapeleyellaWhittard 1955
speciesinconstansWhittard 1955

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.

†Stapeleyella inconstans Whittard 1955
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitec
Composition 2: chitinc
Entire body: yesf
Adult length: 10 to < 100f
Adult width: 10 to < 100f
Spines: minorg
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingc
Life habit: low-level epifaunalc
Diet: suspension feederf
Vision: blindg
Created: 2009-06-09 08:33:02
Modified: 2010-01-23 07:23:40
Source: g = genus, f = family, c = class
References: Aberhan et al. 2004, Hendy 2009

Age range: base of the Early/Lower Llanvirn to the top of the Late/Upper Llanvirn or 468.00000 to 458.20000 Ma

Collections (21 total)


Time interval Ma Country or state Original ID and collection number
Sarka469.4 - 463.3Czechia Stapeleyella inconstans (3857)
Early/Lower Llanvirn468.0 - 461.1United Kingdom Stapeleyella inconstans (69810 69811 69814 69815 69817 69818 69819 69820 69821 69824 69829 69837 69838 69840 69846)
Early/Lower Llanvirn468.0 - 461.1United Kingdom (Wales) Stapeleyella inconstans (69843 69844)
Llanvirn468.0 - 458.2United Kingdom Stapeleyella inconstans (69704 69705)
Late/Upper Llanvirn461.1 - 458.2United Kingdom (Wales) Stapeleyella inconstans (69768)