Symphysurina walcotti Kindle 1929 (trilobite)

Trilobita - Asaphida - Nileidae

Synonym: Symphysurina brevispicata Hintze 1953

Belongs to Symphysurina according to Kindle 1929

See also Hintze 1953

Sister taxa: Symphysurina brevis, Symphysurina bulbosa, Symphysurina elegans, Symphysurina globocapitella, Symphysurina goniura, Symphysurina myopia, Symphysurina robusta, Symphysurina spicata, Symphysurina uncaspicata, Symphysurina woosteri

Type specimens:

  • Symphysurina walcotti: GSC 9378, a pygidium
  • Symphysurina brevispicata: 26400 (AMNH), an exoskeleton.

Ecology: fast-moving low-level epifaunal carnivore

Distribution:

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

• Tremadoc of Canada (9: Alberta)

• Skullrockian of United States (6: Texas, Utah)

• Cambrian of United States (10: Texas, Utah)

Total: 29 collections including 30 occurrences

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Specimen images are retrieved through the ePANDDA API.


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