Walliserops

Phylum	Arthropoda
Class	Trilobita
Order	Phacopida
Family	Acastidae
Group	Trilobite
Rank (PBDB)	genus· Paleobiology Database
Author	Morzadec 2001· Paleobiology Database
Classification (PBDB)	Arthropoda › Trilobita › Phacopida › Acastidae· Paleobiology Database
Range (PBDB)	411–388 Ma· Paleobiology Database
PBDB occurrences	6· Paleobiology Database

Photographs

Walliserops — Walliserops sp. — Walliserops sp. — Smithsonian Institution (NMNHPALEO), Smithsonian Open Access, CC0

Walliserops — Walliserops hammii Chatterton et al. 2006 (NHMUK PI It 27127) — Walliserops hammii Chatterton et al. 2006 (NHMUK PI It 27127) — © The Trustees of the Natural History Museum, London, Natural History Museum (London) Data Portal, CC BY 4.0

Walliserops — Walliserops trifurcatus Morzadec, 2001 (NHMUK PI It 26539) — Walliserops trifurcatus Morzadec, 2001 (NHMUK PI It 26539) — © The Trustees of the Natural History Museum, London, Natural History Museum (London) Data Portal, CC BY 4.0

Elsewhere

Cite this article

Stratum Strata. "Walliserops" (Taxon). Stratum Strata pack 2026.09, as of 2026-09-21. https://stratum.black/strata/taxa/walliserops. Accessed 2026-09-21.

BibTeX · CSL-JSON

@misc{stratum-walliserops,
  title        = {Walliserops},
  author       = {{Stratum Strata}},
  howpublished = {\url{https://stratum.black/strata/taxa/walliserops}},
  year         = {2026},
  note         = {Taxon article, Stratum Strata pack 2026.09, as of 2026-09-21; sources: stratum, pbdb, wikidata, commons, smithsonian, nhm. Accessed 2026-09-21.}
}

Citations carry the pack version and the article's as-of date so they resolve to the same text later. The facts themselves belong to the sources listed below; cite those for the science.

Photographs

Age

Formations

Elsewhere