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Trinucleus seticornis

Trilobita - Trinucleida - Trinucleidae

Taxonomy
Asaphus seticornis was named by Hisinger (1840). It is the type species of Tretaspis.

It was recombined as Trinucleus seticornis by Törnquist (1883); it was recombined as Tretaspis seticornis by Hisinger (1840), M'Coy (1849) and Owen (1980).

Sister species lacking formal opinion data
T. acutofinalis, T. foveolatus

Synonymy list
YearName and author
1840Tretaspis seticornis Hisinger
1849Tretaspis seticornis M'Coy p. 410
1883Trinucleus seticornis Törnquist
1980Tretaspis seticornis Owen

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Ecdysozoa
—Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
subclassLibristoma
orderTrinucleida(Swinnerton 1915)
familyTrinucleidaeHawle and Corda 1847
genusTrinucleusMurchison 1839
speciesseticornis(Hisinger 1840)

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.

†Trinucleus seticornis Hisinger 1840
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Diagnosis
No diagnoses are available