Zacanthoides eatoni Walcott 1890 (trilobite)

Trilobita - Corynexochida - Zacanthoididae

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 Zacanthoides according to C. D. Walcott 1890

Sister taxa: Zacanthoides abbreviatus, Zacanthoides adjunctus, Zacanthoides demissus, Zacanthoides divergens, Zacanthoides fronslicinus, Zacanthoides gradatus, Zacanthoides holopygous, Zacanthoides holopygus, Zacanthoides idahoensis, Zacanthoides kelsayae, Zacanthoides sampsoni, Zacanthoides serratus, Zacanthoides spinosus, Zacanthoides typicalis, Zacanthoides variacantha, Zacanthoides walapai

Type specimen: USNM 18362

Ecology: nektobenthic carnivore

Distribution: found only at 43a. Limestone 1 mile east-northeast of Salem, Cambridge quadrangle (Cambrian of New York)

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