Onymagnostus semiermis

DIN-013932 · Species-rank candidate

Onymagnostus semiermis is a species-rank candidate recorded as an accepted name in this PBDB snapshot. Its recorded phylum is Arthropoda; the database appearance envelope is approximately 504.5–500.5 Ma and overlaps Cambrian. Occurrence selection uses the PBDB major rule; this is not an exact lifetime or proof of confinement to one period. Size, diet and discovery region are unverified here. PBDB reference 81530. This is a source-data summary, not an individually researched article. Accepted name ID in the PBDB snapshot: 455281.

Classification

Artiopoda / Ptychagnostidae / Onymagnostus / Agnostida / Arthropoda

Associated geologic periods

Cambrian

Occurrence sources

• PBDB · Cambrian · 2026-11-03 · Recorded occurrences 5 · ref 81530

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