Calodiscus helena Walcott 1890

Artiopoda - Agnostida - Calodiscidae

Alternative combination: Microdiscus helena

Full reference: C. D. Walcott. 1890. Descriptive notes of new genera and species from the Lower Cambrian or Olenellus zone of North America. Proceedings of the United States National Museum 12:33-46

Belongs to Calodiscus according to U. Lemke 2020

See also Walcott 1890

Sister taxon: Calodiscus lobatus

Type specimen: USNM 18361

Distribution: found only at Manuel’s Brook, Conception Bay (Cambrian of Newfoundland and Labrador)

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Specimen images are retrieved through the ePANDDA API.

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