Pseudomera barrandei Billings 1865

Trilobita - Phacopida - Pliomeridae

Alternative combinations: Amphion barrandei, Pliomera barrandei, Pliomerops barrandei

Synonym: Pliomerops nevadensis Walcott 1884

Belongs to Pseudomera according to R. J., Jr. Ross 1970

See also Holliday 1942, Phleger 1933, Raymond 1925 and Tremblay and Westrop 1991

Sister taxa: Pseudomera arachnopyge, Pseudomera billingsi, Pseudomera insolita, Pseudomera nevadensis

Type specimens:

  • Pseudomera barrandei: GSC 681b, a cephalon/head (cranidium)
  • Pliomerops nevadensis:

Distribution:

• Chazyan of Canada (4: Newfoundland and Labrador collections)

• Whiterockian of Canada (23: Newfoundland, Newfoundland and Labrador, Northwest Territories), United States (11: California, Nevada, Oklahoma)

• Ordovician of Canada (2: Newfoundland, Newfoundland and Labrador), United States (5: Nevada, Utah)

Total: 45 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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