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Tretaspis hadelandica brachystichus

Trilobita - Trinucleida - Trinucleidae

Taxonomy
Tretaspis hadelandica brachystichus was named by Ingham (1970).

It was recombined as Tretaspis brachystichus by Wagner (2020).

Sister species lacking formal opinion data
T. ceryx, T. eximia

Synonymy list
YearName and author
1970Tretaspis hadelandica brachystichus Ingham pp. 46-49 figs. pl. 6, figs. 13-19; pi. 7, figs. 1-7; text-figs. 14/i 16.
1977Tretaspis hadelandica brachystichus Price pp. 779 - 781 figs. Plate 10), figs. 9, 10; Plate 102, figs. 1-5; text-fig. 2
2020Tretaspis brachystichus Wagner

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Ecdysozoa
—Panarthropoda
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
RankNameAuthor
classTrilobitaWalch 1771
subclassLibristoma
orderTrinucleida(Swinnerton 1915)
familyTrinucleidaeHawle and Corda 1847
subfamilyTrinucleinaeHawle and Corda 1847
genusTretaspis
specieshadelandicaStormer 1945
subspeciesbrachystichusIngham 1970

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.

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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
Adult height: 1.0 to < 10g
Spines: minorg
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingc
Life habit: low-level epifaunalc
Diet: suspension feederf
Vision: limitedg
Created: 2009-06-09 08:26:51
Modified: 2010-01-23 07:23:15
Source: g = genus, f = family, c = class
References: Aberhan et al. 2004, Hendy 2009

Age range: Rawtheyan or 448.80000 to 445.20000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Rawtheyan448.8 - 445.2United Kingdom (Wales) Tretaspis brachystichus (196869)