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Townleyella

Trilobita - Ptychopariida - Ptychopariidae

Taxonomy
Townleyella was named by Opik (1967) [Sepkoski's age data: Cm Dres-l Sepkoski's reference number: 482]. It is not extant.

It was assigned to Ptychopariidae by Jell and Adrain (2002); and to Trilobita by Sepkoski (2002).

Species

Synonymy list
YearName and author
1967Townleyella Opik
2002Townleyella Jell and Adrain
2002Townleyella Sepkoski

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
Life
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
subclassLibristoma
orderPtychopariidaSwinnerton 1915
familyPtychopariidaeMatthew 1887
genusTownleyellaOpik 1967

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.

G. †Townleyella Opik 1967
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Townleyella rara Yuan and Yin 1998
Townleyella similis Yuan and Yin 1998
Diagnosis
No diagnoses are available