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Sigmocheilus notha

Trilobita - Olenida - Pterocephaliidae

Taxonomy

No taxonomic data are available

Sister species
S. compressus, S. delicatus, S. flabellifer (syn. S. serratus), S. grata, S. pogonipensis

Synonymy list
No taxonomic opinions are available

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Ecdysozoa
—Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
orderOlenida
familyPterocephaliidaeKobayashi 1935
subfamilyPterocephaliinae
genusSigmocheilus
speciesnotha

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.

Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available

Age range: Steptoean or 501.00000 to 485.40000 Ma

Collections (6 total)


Time interval Ma Country or state Original ID and collection number
Steptoean501.0 - 485.4USA (Nevada) Sigmocheilus notha (110448 110449 110621 110622 122141)
Steptoean501.0 - 485.4USA (Nevada and Utah) Sigmocheilus notha (74910)